Threats tagged 'rce'

For the latest discoveries in cyber research for the week of 24th November, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES The notorious “Scattered LAPSUS$ Hunters” group claimed responsibility for a supply-chain attack involving the Salesforce-integrated platform Gainsight. The group stated that data from 300 organizations was compromised, including Verizon, GitLab and Atlassian. […] The post 24th November – Threat Intelligence Report appeared first on Check Point Research .

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The ShinyHunters threat actor has reportedly breached Gainsight applications hosted on Salesforce, claiming to have accessed data from top 1000 firms globally. This breach involves unauthorized access to sensitive corporate data, potentially including customer and business information managed within Gainsight's customer success platform integrated with Salesforce. Although technical details are limited and no confirmed exploits are currently observed in the wild, the breach is rated high severity due to the scale and sensitivity of the data involved. European organizations using Gainsight and Salesforce for customer relationship and success management are at risk of data exposure and subsequent targeted attacks. Mitigation requires immediate review of access controls, monitoring for unusual activity within Gainsight and Salesforce environments, and enhanced incident response readiness. Countries with significant Salesforce and Gainsight market penetration, such as the UK, Germany, France, and the Netherlands, are likely most affected. The threat is assessed as high severity given the potential impact on confidentiality and integrity, ease of exploitation through compromised SaaS platforms, and the broad scope of affected enterprises. Defenders should prioritize verifying the breach impact, securing credentials, and applying any forthcoming patches or security advisories from Gainsight and Salesforce.

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The infamous ShinyHunters hackers have targeted customer-managed Gainsight-published applications to steal data from Salesforce instances. The post Salesforce Instances Hacked via Gainsight Integrations appeared first on SecurityWeek .

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Salesforce is investigating a data breach involving Gainsight, a customer success platform, which has resulted in the theft of customer data. The breach reportedly allowed unauthorized access potentially through a remote code execution (RCE) vulnerability, leading to exposure of sensitive information. Although no confirmed exploits are currently known in the wild, the incident is considered high severity due to the nature of the data involved and the trust placed in these platforms. European organizations using Salesforce and Gainsight services may face risks related to confidentiality breaches and regulatory compliance violations. Mitigation requires immediate review of third-party integrations, enhanced monitoring of access logs, and strict validation of vendor security postures. Countries with high adoption of Salesforce and cloud-based CRM solutions, such as the UK, Germany, France, and the Netherlands, are likely to be most affected. Given the breach involves data theft and potential RCE, the suggested severity is high. Defenders should prioritize incident response readiness, vendor communication, and data access audits to limit impact.

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D-Link has issued a warning about new remote code execution (RCE) vulnerabilities affecting its end-of-life DIR-878 routers. These flaws could allow attackers to execute arbitrary code remotely, potentially compromising the affected devices. The vulnerabilities are particularly concerning because the affected routers are no longer supported with security patches, increasing the risk of exploitation. Although no known exploits are currently active in the wild, the high severity rating indicates a significant threat if attackers develop working exploits. European organizations using these routers may face risks to network integrity and confidentiality. Mitigation options are limited due to the end-of-life status, emphasizing the need for device replacement or network segmentation. Countries with higher deployment of D-Link consumer and SMB networking equipment, such as Germany, France, and the UK, are more likely to be impacted. Given the ease of exploitation typical of RCE flaws and the lack of authentication requirements, the suggested severity is high. Defenders should prioritize identifying affected devices and plan for their replacement while applying any available network-level protections.

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A proof-of-concept (PoC) exploit targeting the high-severity remote code execution (RCE) bug exists. The post Recent 7-Zip Vulnerability Exploited in Attacks appeared first on SecurityWeek .

A remote code execution (RCE) vulnerability has been reported in Windows Update Health Tools, potentially allowing attackers to execute arbitrary code on affected systems. Although details remain limited and no known exploits are currently in the wild, the vulnerability poses a medium risk due to its ability to compromise system integrity and confidentiality. The threat is particularly relevant to organizations relying heavily on Windows update infrastructure. European entities with extensive Windows deployments should be vigilant, especially those in countries with high Windows market share and critical infrastructure sectors. Mitigation currently requires close monitoring for official patches from Microsoft and restricting unnecessary access to update health tools. Given the lack of detailed technical information and exploit availability, the severity is assessed as medium. Organizations should prioritize detection and response capabilities to quickly identify any exploitation attempts once more information becomes available.

CVE-2025-12121 is a remote code execution (RCE) vulnerability affecting LITE XL, a lightweight text editor. This flaw allows an attacker to execute arbitrary code on a victim's system by exploiting the vulnerable application, potentially leading to full system compromise. Although no known exploits are currently in the wild, the vulnerability is considered medium severity due to its impact and exploitation complexity. European organizations using LITE XL, especially in software development or IT environments, could be at risk if the vulnerability is exploited. Mitigation requires applying patches once available, restricting application usage, and monitoring for suspicious activity. Countries with higher adoption of open-source and developer tools, such as Germany, France, and the UK, may be more affected. Given the lack of authentication requirements and the ability to execute code remotely, the threat is assessed as high severity. Defenders should prioritize vulnerability management and user education to reduce risk.

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A remote code execution (RCE) vulnerability has been identified in mPDF, a PHP library used to generate PDF files from HTML content, triggered via maliciously crafted SVG files. This vulnerability allows attackers to execute arbitrary code on the server processing the SVG, potentially compromising confidentiality, integrity, and availability. Although no known exploits are currently in the wild and no patches have been released, the threat is considered medium severity due to the complexity of exploitation and the impact of successful attacks. European organizations using mPDF in web applications or document processing pipelines are at risk, especially those handling untrusted user input or external SVG content. Mitigation requires strict input validation, disabling SVG rendering if not needed, and monitoring for suspicious activity. Countries with significant PHP web application deployments and critical infrastructure relying on PDF generation are more likely to be targeted. Given the lack of authentication requirements and the potential for full system compromise, this vulnerability demands prompt attention despite limited public discussion so far.

A high-severity remote code execution (RCE) vulnerability identified as CVE-2025-11001 affects 7-Zip, leveraging symbolic link (symlink) handling flaws. Attackers can exploit this vulnerability to execute arbitrary code on affected systems by crafting malicious archives that abuse symlink processing during extraction. Although no known exploits are currently observed in the wild, active exploitation attempts have been reported, indicating an urgent threat. The vulnerability impacts users of 7-Zip, a widely used open-source file archiver, particularly on Windows platforms. European organizations relying on 7-Zip for file compression and decompression are at risk of compromise, potentially leading to data breaches, system takeover, and lateral movement within networks. Mitigation requires immediate patching once updates are available, restricting archive extraction privileges, and monitoring for suspicious archive handling activities. Countries with high adoption of 7-Zip in enterprise environments and critical infrastructure sectors, such as Germany, France, and the UK, are most likely to be targeted. Given the ease of exploitation without authentication and the potential for full system compromise, this vulnerability is assessed as critical. Defenders must prioritize awareness, implement compensating controls, and prepare for incident response related to this threat.

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A threat actor known as "888" claims to have leaked sensitive LG Electronics data, including source code, configuration files, and hardcoded credentials, via a supply chain compromise through a contractor access point. The leak, currently unconfirmed by LG, could enable attackers to persist within LG systems, conduct lateral movement, and launch sophisticated phishing campaigns using exposed SMTP credentials. Source code exposure may reveal vulnerabilities in LG IoT devices, potentially impacting millions globally. The threat actor has a history of targeting major corporations and monetizing breaches via ransomware or data sales. This incident highlights risks associated with supply chain security and contractor access management. European organizations using LG products or connected to LG supply chains should be vigilant. The severity is assessed as high due to the sensitivity of leaked data and potential for widespread impact.

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Reposecu is a newly introduced multi-layered static application security testing (SAST) platform integrating Semgrep, Trivy, and Detect-Secrets for GitHub repositories. Currently in beta, it aims to streamline code, dependency, configuration, and secret scanning with a simple interface. Despite being a security tool, the announcement contains no direct evidence of a vulnerability or exploitation within Reposecu itself. The mention of tags like 'rce' and 'vulnerability' appears to be generic or aspirational rather than indicative of a confirmed security flaw. There are no affected versions, patches, or known exploits reported. European organizations should be cautious when adopting beta security tools, ensuring thorough vetting before integration. Countries with strong software development sectors and high GitHub usage, such as Germany, the UK, France, and the Netherlands, are most likely to encounter this platform. Given the lack of concrete vulnerability details, the threat severity is assessed as medium, primarily due to the potential risks of immature beta software handling sensitive codebases. Defenders should verify the security posture of Reposecu before deployment and monitor for updates or disclosed vulnerabilities.

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This entry discusses AI-powered ecommerce website builders and their potential security implications, particularly focusing on risks such as remote code execution (RCE). However, the provided information is primarily a news summary linking to an external blog without detailed technical evidence of an exploit or vulnerability. There is no indication of active exploitation or specific affected software versions. The threat is categorized as medium severity due to the theoretical risk of RCE in AI ecommerce platforms, which could impact confidentiality, integrity, and availability if exploited. European organizations using AI-based ecommerce builders should be cautious but no concrete attack vectors or patches are provided. The countries most likely affected are those with high ecommerce adoption and AI technology integration, such as Germany, the UK, France, and the Netherlands. Practical mitigation includes monitoring for updates from ecommerce platform providers, restricting code execution capabilities, and applying strict input validation. Given the lack of detailed technical data and confirmed exploits, the suggested severity is medium.

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A remote code execution (RCE) vulnerability has been identified in ImunifyAV, a widely used antivirus and security solution for Linux hosting environments. This flaw potentially allows attackers to execute arbitrary code on affected systems, putting millions of Linux-hosted websites at risk. Although no known exploits are currently active in the wild, the high severity rating and the nature of the vulnerability demand immediate attention. The vulnerability could lead to full system compromise, data theft, or service disruption. European organizations relying on Linux hosting with ImunifyAV installed are particularly vulnerable, especially those in countries with significant web hosting industries. Mitigation requires prompt patching once updates are available, restricting access to ImunifyAV interfaces, and monitoring for suspicious activity. Countries with large hosting markets and critical infrastructure, such as Germany, the UK, France, and the Netherlands, are most likely to be affected. Due to the potential for complete system takeover without user interaction or authentication, the suggested severity is critical. Defenders should prioritize vulnerability assessment and containment measures to prevent exploitation.

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Law enforcement recently dismantled a cybercriminal operation involving Rhadamanthys, VenomRAT, and Elysium malware, resulting in over 1,000 servers being taken down. An individual linked to VenomRAT's operation was arrested in Greece, highlighting the transnational nature of this threat. VenomRAT is a remote access trojan (RAT) known for enabling attackers to execute remote code, steal data, and maintain persistent access. The takedown disrupts ongoing malicious activities but also underscores the prior widespread compromise of servers. European organizations, especially those with exposed servers or weak endpoint defenses, remain at risk from similar RAT-based campaigns. Mitigation requires targeted detection of RAT behaviors, network segmentation, and incident response readiness. Countries with significant law enforcement cooperation and high internet infrastructure usage, such as Greece, Germany, France, and the UK, are most likely affected or targeted. Given the medium severity rating and lack of known exploits in the wild, the threat is serious but currently contained. Defenders should remain vigilant for RAT indicators and maintain robust security hygiene to prevent future infections.

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A security issue has been identified in mPDF, a widely used open-source PHP library for generating PDFs from HTML, with approximately 70 million installs. Due to quirks in its logic and the use of regex, it is possible to craft inputs that trigger unintended web requests, even when inputs are sanitized. This behavior can potentially lead to remote code execution (RCE) scenarios. Although no known exploits are currently active in the wild and no patches have been released, the threat is considered medium severity. European organizations using mPDF in web applications that process user-generated HTML content are at risk, especially those lacking additional input validation or network restrictions. Mitigations include applying strict input validation beyond mPDF’s internal sanitization, isolating PDF generation processes, and monitoring outbound web requests from servers. Countries with significant PHP development ecosystems and large web hosting industries, such as Germany, France, and the UK, are more likely to be affected. Given the potential for RCE without user interaction and the widespread use of mPDF, the suggested severity is high. Defenders should prioritize reviewing mPDF usage and implement compensating controls until an official patch is available.

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This threat involves a technique to bypass Address Space Layout Randomization (ASLR) using a Return-Oriented Programming (ROP) chain to achieve Remote Code Execution (RCE) without relying on information leaks. The method enables attackers to execute arbitrary code on vulnerable systems despite ASLR protections. Although no known exploits are currently observed in the wild, the technique demonstrates a medium-severity vulnerability that could be leveraged in targeted attacks. The lack of specific affected versions or products limits immediate mitigation targeting, but the concept is relevant to any system employing ASLR as a defense. European organizations with critical infrastructure or software reliant on ASLR protections should be aware of this evolving attack vector. Mitigation requires advanced exploit mitigation strategies beyond standard ASLR, including control-flow integrity and hardened memory protections. Countries with significant technology sectors and critical infrastructure, such as Germany, France, and the UK, are more likely to be impacted due to their reliance on complex software environments. The threat is medium severity given the complexity of exploitation, absence of authentication or user interaction requirements, and potential impact on system integrity and availability.

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Enforcement of the Department of Defense’s Cybersecurity Maturity Model Certification (CMMC) requirements started on November 10, 2025. The post CMMC Live: Pentagon Demands Verified Cybersecurity From Contractors appeared first on SecurityWeek .

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Attackers intercepting network traffic can determine the conversation topic with a chatbot despite end-to-end encrypted communication. The post ‘Whisper Leak’ LLM Side-Channel Attack Infers User Prompt Topics appeared first on SecurityWeek .

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A critical remote code execution (RCE) vulnerability has been identified in the popular JavaScript library expr-eval. This flaw allows attackers to execute arbitrary code on systems using vulnerable versions of the library, potentially leading to full system compromise. Although no known exploits are currently in the wild, the high severity rating and the nature of RCE make this a significant threat. The vulnerability affects applications that parse and evaluate mathematical expressions using expr-eval, commonly used in web and server-side JavaScript environments. European organizations relying on this library in their software stacks could face risks to confidentiality, integrity, and availability if exploited. Immediate mitigation involves identifying usage of expr-eval and applying patches or workarounds once available. Countries with strong software development sectors and high adoption of JavaScript technologies, such as Germany, the UK, France, and the Netherlands, are more likely to be impacted. Given the ease of exploitation and potential for widespread impact, the suggested severity is critical. Defenders should prioritize inventorying affected systems, monitoring for suspicious activity, and preparing incident response plans.

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