🛡️ CVE-2025-7990
🟠 CVSS 7.8 — High ✅ No Known Exploit CWE-787 NVD
7.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Ashlar-Vellum Cobalt VC6 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 VC6 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-25944.

Details

Severity HIGH
CVSS Score 7.8
CVSS Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE CWE-787
Public Exploit ✅ No
Source NVD
Published 2025-09-17
Updated 2026-06-02
Modified 2025-09-22
Fix URL N/A

Affected Packages

Software From version Fixed in
cobalt — —

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