CVE-2026-15331CWE-22

zhayujie CowAgent Skill Installation service.py _add_package path traversal

Medium · published July 10, 2026

CVSS v4.0
5.3
EPSS
1%
Percentile
45.6
In the wild
Unconfirmed
What it is

A vulnerability was identified in zhayujie CowAgent up to 2.1.0. The affected element is the function _add_url/_add_package of the file agent/skills/service.py of the component Skill Installation Handler. The manipulation of the argument Name leads to path traversal. The attack may be initiated remotely. Upgrading to version 2.1.2 is sufficient to fix this issue. The identifier of the patch is e85290cddcbb5ffc9c235927f4c92e5b4c3ec264. It is advisable to upgrade the affected component.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
EPSS
0.00556 · 45.6th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-07-10T04:15Z
EPSS history
Timeline
  • 10 JUL 04:15Z
    zhayujie CowAgent Skill Installation service.py _add_package path traversal
    cvelistv5