CVE-2026-15331: zhayujie CowAgent Skill Installation service.py _add_package path traversal
A vulnerability was identified in zhayujie CowAgent up to 2.1.0. The affected element is the function addurl/addpackage 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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
zhayujie CowAgentto a version that resolves this vulnerability.Fixed in 2.1.2Patch e85290cddcbb5ffc9c235927f4c92e5b4c3ec264
Event History
Frequently Asked Questions
What is the severity of CVE-2026-15331?
The severity of CVE-2026-15331 is rated as medium with a score of 5.3.
How can I fix CVE-2026-15331?
To fix CVE-2026-15331, update to version 2.1.1 or later of zhayujie CowAgent where the vulnerability has been addressed.
What type of vulnerability is CVE-2026-15331?
CVE-2026-15331 is classified as a Path Traversal vulnerability.
What components are affected by CVE-2026-15331?
CVE-2026-15331 affects the Skill Installation Handler function _add_url/_add_package in the file agent/skills/service.py.
Can CVE-2026-15331 be exploited remotely?
Yes, CVE-2026-15331 can be exploited remotely due to its nature of path traversal.