CVE-2025-7993CWE-416

CVE-2025-7993

High · published September 18, 2025

CVSS v3.0
7.8
EPSS
0%
Percentile
11.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
7.8 · HIGH
Vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00218 · 11.6th percentile
Weakness
CWE-416 · Use After Free
Published
2025-09-18T01:15Z
Affected products (1)
ProductVersionsFixed in
ashlar/cobaltall versions—
References (1)
EPSS history
Timeline
  • 17 SEP 20:53Z
    Ashlar-Vellum Cobalt LI File Parsing Use-After-Free Remote Code Execution Vulnerability
    cvelistv5