CVE-2025-7993

HIGH

Ashlar-Vellum Cobalt - Use-After-Free in LI File Parser

Title source: llm
STIX 2.1

Description

Ashlar-Vellum Cobalt LI File Parsing Use-After-Free 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 LI files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25355.

References (1)

Core 1
Core References
Third Party Advisory x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-25-726/

Scores

CVSS v3 7.8
EPSS 0.0020
EPSS Percentile 9.9%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (1)
ashlar/cobalt 12.0.1204.91
Published Sep 17, 2025
Tracked Since Feb 18, 2026