CVE-2025-62736 identifies a missing authorization vulnerability in the opicron Image Cleanup software, affecting versions up to and including 1.9.2. The vulnerability arises from incorrectly configured access control security levels, allowing users with some level of privileges (PR:L) to perform unauthorized image cleanup operations without proper authorization checks. The attack vector is network-based (AV:N), requiring low attack complexity (AC:L), and no user interaction (UI:N) is needed. The flaw impacts the integrity of image data by enabling unauthorized modifications or deletions, but it does not compromise confidentiality or availability. The vulnerability is unscoped (S:U), meaning the impact is limited to the vulnerable component. No known exploits have been reported in the wild, and no official patches have been released as of the publication date. The issue was reserved in October 2025 and published in December 2025. The lack of authorization checks suggests a design or implementation oversight in the access control mechanisms of the image-cleanup functionality, potentially allowing authenticated users with insufficient privileges to escalate their capabilities within the application. This could lead to unauthorized data manipulation, which may affect operational processes relying on image integrity. Organizations using this software should review their access control policies and monitor for suspicious activity related to image cleanup operations.

For European organizations, the primary impact of this vulnerability lies in the potential unauthorized modification or deletion of image data managed by the opicron Image Cleanup product. This could disrupt workflows that depend on accurate and reliable image data, such as digital asset management, media companies, healthcare imaging, or manufacturing quality control. Although the vulnerability does not affect confidentiality or availability, the integrity compromise could lead to data loss, operational errors, or compliance violations, especially under regulations like GDPR that mandate data integrity and protection. The fact that exploitation requires some level of authentication limits the risk to insiders or compromised accounts, but it still represents a significant threat if privileged accounts are misused or credentials are stolen. The absence of known exploits reduces immediate risk but does not eliminate the potential for future attacks. Organizations with high reliance on opicron Image Cleanup should prioritize risk assessment and remediation to avoid operational disruptions and reputational damage.

To mitigate CVE-2025-62736, European organizations should implement the following specific measures: 1) Conduct a thorough review of user roles and permissions within the opicron Image Cleanup system to ensure the principle of least privilege is enforced, restricting image cleanup capabilities only to trusted and necessary accounts. 2) Implement multi-factor authentication (MFA) for all users with access to the system to reduce the risk of credential compromise. 3) Monitor and log all image cleanup activities, setting up alerts for unusual or unauthorized operations to enable rapid detection and response. 4) Network segmentation should be applied to limit access to the Image Cleanup system only to authorized internal users and systems. 5) Engage with the vendor or community to obtain patches or updates as soon as they become available and apply them promptly. 6) If patches are not yet available, consider temporary compensating controls such as disabling or restricting the image cleanup feature where feasible. 7) Conduct regular security awareness training for users with access to the system to prevent social engineering attacks that could lead to account compromise. These targeted actions go beyond generic advice by focusing on access control hardening, monitoring, and proactive vendor engagement.