CVE Catalog

CVE-2025-7998

HighCVSS 7.8
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.21%

9th percentile - higher than 9% of all known CVEs

Summary

Remote code execution vulnerability in Ashlar-Vellum Cobalt when parsing CO files. It results from lack of validation of user-supplied data, leading to an out-of-bounds write past the end of an allocated data structure. Requires user interaction (visiting a malicious page or opening a malicious file).

Risk Assessment

An attacker can execute arbitrary code in the context of the current process, potentially leading to system compromise. Requires a user to open a malicious file.

Recommendation

Update Ashlar-Vellum Cobalt to the latest version and avoid opening untrusted CO files.

Other vulnerabilities in Ashlar-Vellum Cobalt

See all
Original NVD description (English source)

Ashlar-Vellum Cobalt CO File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of CO files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26046.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS