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CVE-2025-52826: CWE-502 Deserialization of Untrusted Data in uxper Sala

High
VulnerabilityCVE-2025-52826cvecve-2025-52826cwe-502
Published: Fri Jun 27 2025 (06/27/2025, 11:52:15 UTC)
Source: CVE Database V5
Vendor/Project: uxper
Product: Sala

Description

Deserialization of Untrusted Data vulnerability in uxper Sala allows Object Injection. This issue affects Sala: from n/a through 1.1.3.

AI-Powered Analysis

AILast updated: 06/27/2025, 12:20:41 UTC

Technical Analysis

CVE-2025-52826 is a high-severity vulnerability classified under CWE-502, which pertains to the deserialization of untrusted data. This vulnerability affects the product Sala developed by uxper, specifically versions up to 1.1.3. The core issue arises from the unsafe deserialization process where untrusted input data is deserialized without proper validation or sanitization, leading to object injection attacks. Such attacks can allow an adversary to manipulate the deserialization process to inject malicious objects, potentially resulting in arbitrary code execution, privilege escalation, or complete system compromise. The CVSS 3.1 base score of 8.8 reflects the critical nature of this vulnerability, with an attack vector of network (AV:N), low attack complexity (AC:L), requiring low privileges (PR:L), and no user interaction (UI:N). The impact covers confidentiality, integrity, and availability, all rated high, indicating that exploitation can lead to full system takeover or data breaches. Although no known exploits are currently reported in the wild, the vulnerability's characteristics make it a prime target for attackers once exploit code becomes available. The lack of available patches at the time of publication increases the urgency for organizations to implement interim mitigations and monitor for updates from the vendor.

Potential Impact

For European organizations, the impact of CVE-2025-52826 can be severe. Given the high CVSS score and the nature of the vulnerability, exploitation could lead to unauthorized access to sensitive data, disruption of services, and potential lateral movement within networks. Organizations relying on Sala for critical business operations may face operational downtime, data breaches involving personal or proprietary information, and regulatory non-compliance risks, especially under GDPR mandates. The ability for remote exploitation without user interaction increases the threat surface, making it easier for attackers to compromise systems at scale. Additionally, sectors such as finance, healthcare, and government, which often handle sensitive data and have stringent security requirements, could experience significant reputational and financial damage if targeted. The absence of patches means that organizations must rely on compensating controls to reduce exposure until a fix is released.

Mitigation Recommendations

To mitigate the risks posed by CVE-2025-52826, European organizations should take several specific actions beyond generic advice: 1) Immediately inventory and identify all instances of Sala in their environment, including version numbers, to assess exposure. 2) Restrict network access to Sala instances by implementing strict firewall rules and network segmentation, limiting exposure to trusted internal networks only. 3) Employ application-layer firewalls or Web Application Firewalls (WAFs) with custom rules to detect and block suspicious deserialization payloads or anomalous traffic patterns targeting Sala. 4) Monitor logs and network traffic for unusual activity indicative of exploitation attempts, such as unexpected serialized object data or abnormal requests. 5) Engage with the vendor uxper for any available patches, workarounds, or security advisories and apply updates promptly once released. 6) Consider deploying runtime application self-protection (RASP) solutions that can detect and prevent malicious deserialization at runtime. 7) Educate development and security teams about secure deserialization practices to prevent similar vulnerabilities in custom or integrated components. 8) Prepare incident response plans specifically addressing potential exploitation scenarios of this vulnerability.

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Technical Details

Data Version
5.1
Assigner Short Name
Patchstack
Date Reserved
2025-06-19T10:03:43.798Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 685e88efca1063fb875de55e

Added to database: 6/27/2025, 12:05:03 PM

Last enriched: 6/27/2025, 12:20:41 PM

Last updated: 8/3/2025, 4:27:18 AM

Views: 13

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