CVE-2026-18992CWE-285CWE-863broken-access-control

CVE-2026-18992

Medium · published August 6, 2026

CVSS v3.1
6.3
EPSS
0%
Percentile
29.2
In the wild
Unconfirmed
What it is

A vulnerability was detected in zhayujie CowAgent up to 2.1.1. This vulnerability affects the function _select_tools of the file agent/evolution/executor.py of the component Self-Evolution Review Agent. Performing a manipulation results in incorrect authorization. The attack is possible to be carried out remotely. The exploit is now public and may be used.

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00366 · 29.2th percentile
Weaknesses
CWE-285 · Improper Authorization; CWE-863 · Incorrect Authorization
Published
2026-08-06T09:16Z
References (7)
https://github.com/zhayujie/CowAgent/ · [email protected]https://github.com/zhayujie/CowAgent/issues/2904 · [email protected]https://github.com/zhayujie/CowAgent/issues/2904#issuecomment-4756833239 · [email protected]https://vuldb.com/cve/CVE-2026-18992 · [email protected]https://vuldb.com/submit/862609 · [email protected]https://vuldb.com/vuln/386368 · [email protected]https://vuldb.com/vuln/386368/cti · [email protected]
EPSS history
Timeline
  • 06 AUG 03:30Z
    zhayujie CowAgent Self-Evolution Review Agent executor.py _select_tools authorization
    cvelistv5