PatchSiren cyber security CVE debrief
CVE-2026-15330 zhayujie CVE debrief
A vulnerability was determined in zhayujie CowAgent up to 2.1.1, impacting the Vision Tool component. The functions _build_image_content and _download_to_data_url in the file agent/tools/vision/vision.py are vulnerable to server-side request forgery. The attack can be launched remotely. Upgrading to version 2.1.2 or applying the patch e85290cddcbb5ffc9c235927f4c92e5b4c3ec264 is recommended.
- Vendor
- zhayujie
- Product
- CowAgent
- CVSS
- MEDIUM 5.5
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-07-10
- Original CVE updated
- 2026-07-10
- Advisory published
- 2026-07-10
- Advisory updated
- 2026-07-10
Who should care
Users of zhayujie CowAgent up to version 2.1.1 should apply the patch to prevent server-side request forgery attacks. This includes operators, platform administrators, vulnerability management teams, and security teams responsible for maintaining and securing CowAgent deployments.
Technical summary
The vulnerability is located in the Vision Tool component of zhayujie CowAgent up to 2.1.1. The functions _build_image_content and _download_to_data_url in the file agent/tools/vision/vision.py are impacted. A manipulation of the argument image can lead to server-side request forgery. The attack can be launched remotely. Upgrading to version 2.1.2 or applying the patch e85290cddcbb5ffc9c235927f4c92e5b4c3ec264 is recommended.
Defensive priority
Medium priority due to the CVSS score of 5.5 and the availability of a patch.
Recommended defensive actions
- Apply the patch e85290cddcbb5ffc9c235927f4c92e5b4c3ec264 to zhayujie CowAgent
- Upgrade to version 2.1.2
- Restrict access to the Vision Tool component
- Monitor for suspicious activity
- Review system logs for potential exploitation attempts
- Verify patch status of CowAgent deployments
- Conduct a thorough review of system configurations and security controls
Evidence notes
The vulnerability was determined in zhayujie CowAgent up to 2.1.1. The exploit has been publicly disclosed and may be utilized. Limited source detail is available. Defenders should verify the patch status of CowAgent deployments and review system logs for potential exploitation attempts.
Official resources
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-10T05:16:33.820Z and has not been modified since then.