zhayujie CowAgent up to 2.1.1 Vision Tool vision.py _build_image_content/_download_to_data_url image server-side request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k1.21-

Summaryinfo

A vulnerability, which was classified as critical, has been found in zhayujie CowAgent up to 2.1.1. The affected element is the function _build_image_content/_download_to_data_url of the file agent/tools/vision/vision.py of the component Vision Tool. The manipulation of the argument image leads to server-side request forgery. This vulnerability is listed as CVE-2026-15330. The attack may be initiated remotely. In addition, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in zhayujie CowAgent up to 2.1.1. This issue affects the function _build_image_content/_download_to_data_url of the file agent/tools/vision/vision.py of the component Vision Tool. The manipulation of the argument image with an unknown input leads to a server-side request forgery vulnerability. Using CWE to declare the problem leads to CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. Impacted is confidentiality, integrity, and availability.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-15330. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

The exploit is available at github.com. It is declared as proof-of-concept.

Upgrading to version 2.1.2 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch e85290cddcbb5ffc9c235927f4c92e5b4c3ec264 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: CowAgent 2.1.2
Patch: e85290cddcbb5ffc9c235927f4c92e5b4c3ec264

Timelineinfo

07/09/2026 Advisory disclosed
07/09/2026 +0 days VulDB entry created
07/09/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 2872
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-15330 (🔒)
GCVE (CVE): GCVE-0-2026-15330
GCVE (VulDB): GCVE-100-377273
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/09/2026 20:43
Changes: 07/09/2026 20:43 (64)
Complete: 🔍
Submitter: Eric-x
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #853103: zhayujie CowAgent <= 2.1.0 Server-Side Request Forgery (CWE-918) (by Eric-x)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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