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CVE-2025-39536: CWE-862 Missing Authorization in Chimpstudio JobHunt Job Alerts

High
VulnerabilityCVE-2025-39536cvecve-2025-39536cwe-862
Published: Fri May 23 2025 (05/23/2025, 12:43:49 UTC)
Source: CVE
Vendor/Project: Chimpstudio
Product: JobHunt Job Alerts

Description

Missing Authorization vulnerability in Chimpstudio JobHunt Job Alerts allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects JobHunt Job Alerts: from n/a through 3.6.

AI-Powered Analysis

AILast updated: 07/08/2025, 22:56:18 UTC

Technical Analysis

CVE-2025-39536 is a high-severity vulnerability classified under CWE-862 (Missing Authorization) affecting the Chimpstudio JobHunt Job Alerts product, up to version 3.6. This vulnerability arises from improperly configured access control mechanisms, allowing unauthorized users to exploit the system without any authentication or user interaction. The CVSS 3.1 base score of 8.2 reflects the critical nature of this flaw, with an attack vector that is network-based (AV:N), requiring no privileges (PR:N) and no user interaction (UI:N). The vulnerability impacts the integrity and availability of the system, as unauthorized actors can perform actions that should be restricted, potentially leading to data manipulation or service disruption. Since the scope is unchanged (S:U), the impact is confined to the vulnerable component but still significant due to the lack of authorization checks. No known exploits are currently reported in the wild, and no patches have been published yet, indicating that organizations using this software should prioritize mitigation strategies. The vulnerability affects all versions up to 3.6, though the exact earliest affected version is unspecified (noted as 'n/a'). The root cause is an incorrect or missing implementation of access control, which is a fundamental security requirement for any application handling user data or job alert functionalities.

Potential Impact

For European organizations using Chimpstudio JobHunt Job Alerts, this vulnerability poses a substantial risk. Unauthorized access could allow attackers to manipulate job alert data, disrupt service availability, or potentially escalate attacks within the network. This could lead to loss of trust from users, exposure of sensitive job-related information, and operational downtime. Given the nature of job alert systems, which often handle personal data and user preferences, the integrity compromise could violate GDPR requirements, leading to regulatory penalties and reputational damage. Additionally, service disruption could impact recruitment processes, especially for HR departments relying on automated alerts, thereby affecting business continuity. The absence of authentication requirements lowers the barrier for exploitation, increasing the likelihood of attacks targeting European entities that rely on this software for talent acquisition or job market services.

Mitigation Recommendations

Since no official patches are currently available, European organizations should implement compensating controls immediately. These include restricting network access to the JobHunt Job Alerts system by applying firewall rules or network segmentation to limit exposure to trusted internal users only. Conduct thorough access control reviews and implement application-layer filtering or web application firewalls (WAFs) to detect and block unauthorized requests targeting the vulnerable endpoints. Monitor logs for unusual activity indicative of exploitation attempts. Engage with Chimpstudio for timely updates and patches, and plan for rapid deployment once available. Additionally, consider temporary disabling or limiting the functionality of job alert features that are susceptible until a fix is applied. Conduct internal security awareness and incident response drills focused on this vulnerability to prepare for potential exploitation scenarios.

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Technical Details

Data Version
5.1
Assigner Short Name
Patchstack
Date Reserved
2025-04-16T06:24:40.074Z
Cisa Enriched
false
Cvss Version
3.1
State
PUBLISHED

Threat ID: 68306f8e0acd01a24927239e

Added to database: 5/23/2025, 12:52:30 PM

Last enriched: 7/8/2025, 10:56:18 PM

Last updated: 7/30/2025, 4:09:38 PM

Views: 13

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