Out-Of-Bounds Read Vulnerability in Ashlar-Vellum Cobalt Software
CVE-2025-7992

7.8HIGH

Key Information:

Vendor

Ashlar-vellum

Status
Cobalt
Vendor
CVE Published:
17 September 2025

What is CVE-2025-7992?

A vulnerability exists in Ashlar-Vellum Cobalt's AR file parsing function, which fails to validate user-supplied data adequately. This flaw could allow an attacker to execute arbitrary code on systems running affected versions of Cobalt. To successfully exploit this vulnerability, an attacker must convince the user to visit a malicious webpage or open a compromised AR file, leading to potential unauthorized access and control over the affected system.

Affected Version(s)

Cobalt 12 SP1

References

https://www.zerodayinitiative.com/advisories/ZDI-25-642/
x_research-advisory

CVSS V3.0

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-7992 : Out-Of-Bounds Read Vulnerability in Ashlar-Vellum Cobalt Software