PT-2025-31400 · Ashlar Vellum+1 · Cobalt

Rocco Calvi + 1 · Published 2025-07-30 · Updated 2025-09-18 · CVE-2025-7993

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Ashlar-Vellum Cobalt (affected versions not specified)

Description This issue allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt. User interaction is required to exploit this issue, specifically, the target must visit a malicious page or open a malicious file. The flaw exists within the parsing of LI files due to a lack of validation of object existence prior to operations being performed on the object. An attacker can leverage this to execute code in the context of the current process.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2025-7993

ZDI-25-726

Affected Products

Cobalt

References · 5

• https://zerodayinitiative.com/advisories/ZDI-25-726 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-7993 · Security Note
• https://osv.dev/vulnerability/CVE-2025-7993 · Vendor Advisory
• https://t.me/CVEtracker/32802 · Telegram Post
• https://twitter.com/CVEnew/status/1968561171188842659 · Twitter Post