CVE-2025-7980: Ashlar-Vellum Graphite · Out-of-bounds Write
Affects Ashlar-Vellum GraphiteSource 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 12% 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
European organizations should implement the following specific mitigations: 1) Restrict or monitor the receipt and opening of VC6 files from untrusted sources, including email attachments and downloads. 2) Employ application whitelisting and sandboxing to limit the execution context of Ashlar-Vellum Graphite and isolate it from sensitive system components. 3) Use endpoint detection and response (EDR) tools to monitor for anomalous behavior indicative of exploitation attempts, such as unexpected memory writes or process injections. 4) Educate users on the risks of opening files from unknown or suspicious origins, emphasizing the need for caution with VC6 files. 5) Network segmentation to limit the lateral movement potential if a system is compromised. 6) Regularly check for and apply vendor patches or updates once available. 7) Implement strict file scanning policies with advanced malware detection on mail gateways and file servers to detect malicious VC6 files. 8) Consider disabling or restricting the use of Ashlar-Vellum Graphite in environments where it is not essential until a patch is available.
Description
Ashlar-Vellum Graphite 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 Graphite. 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 buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25465.