CVE-2025-7993
HIGHAshlar-Vellum Cobalt - Use-After-Free in LI File Parser
Title source: llmDescription
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