CVE-2025-7992: Ashlar-Vellum Cobalt · Out-of-bounds Read
Affects Ashlar-Vellum CobaltSource CVE Database V5
Not known to be exploited · CVSS 7.8 High.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 11% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 17 Sep 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
AI-suggested
Organizations should immediately identify and inventory all installations of Ashlar-Vellum Cobalt 12 SP1 within their environment. Until a vendor patch is available, implement strict controls on the handling of AR files, including disabling automatic opening or previewing of AR files in email clients and browsers. Employ application whitelisting and sandboxing techniques to isolate the Cobalt application and limit the impact of potential exploitation. Enhance user awareness training focused on recognizing phishing attempts and suspicious files, emphasizing the risks of opening unsolicited AR files. Network segmentation can reduce exposure by limiting access to systems running the vulnerable software. Monitor logs and endpoint detection systems for unusual activity related to the Cobalt process. Once a patch is released, prioritize immediate deployment. Additionally, consider implementing file integrity monitoring on critical design files to detect unauthorized modifications.
Description
Ashlar-Vellum Cobalt AR File Parsing Out-Of-Bounds Read 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 AR files. The issue results from the lack of proper validation of user-supplied data, which can result in a read 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-25972.