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CVE-2026-15330— zhayujie CowAgent Vision Tool vision.py _download_to_data_url server-side request forgery

Quick assessment

Affected
zhayujie CowAgent
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

zhayujie CowAgent是zhayujie个人开发者开源的一个基于大模型的智能助理与可扩展Agent框架。 zhayujie CowAgent 2.1.1及之前版本存在服务端请求伪造漏洞，该漏洞源于Vision Tool组件中agent/tools/vision/vision.py文件的_build_image_content/_download_to_data_url函数对参数image的操作，可能导致服务端请求伪造。

CVSS 7.3 · High EPSS 0.60% · P47

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 3

VendorProduct Version RangeStatus
zhayujie CowAgent 2.1.0 affected
2.1.1 affected
2.1.2 unaffected
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I. Basic Information for CVE-2026-15330

Vulnerability Information
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Vulnerability Title
zhayujie CowAgent Vision Tool vision.py _download_to_data_url server-side request forgery
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in zhayujie CowAgent up to 2.1.1. Impacted is the function _build_image_content/_download_to_data_url of the file agent/tools/vision/vision.py of the component Vision Tool. Executing a manipulation of the argument image can lead to server-side request forgery. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.2 is recommended to address this issue. This patch is called e85290cddcbb5ffc9c235927f4c92e5b4c3ec264. Upgrading the affected component is advised.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
zhayujie CowAgent 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
zhayujie CowAgent是zhayujie个人开发者开源的一个基于大模型的智能助理与可扩展Agent框架。 zhayujie CowAgent 2.1.1及之前版本存在服务端请求伪造漏洞，该漏洞源于Vision Tool组件中agent/tools/vision/vision.py文件的_build_image_content/_download_to_data_url函数对参数image的操作，可能导致服务端请求伪造。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
zhayujie CowAgent 2.1.0 cpe:2.3:a:zhayujie:cowagent:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-15330

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7475 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
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III. Intelligence Information for CVE-2026-15330

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Patches & Fixes for CVE-2026-15330 (2)

Exploits & Public PoCs for CVE-2026-15330 (1)

Other References for CVE-2026-15330 (1)

Same Patch Batch · zhayujie · 2026-07-10 · 4 CVEs total

CVE-2026-15332 6.3 MEDIUM zhayujie CowAgent Message Endpoint channel.py authorization
CVE-2026-15331 5.4 MEDIUM zhayujie CowAgent Skill Installation service.py _add_package path traversal
CVE-2026-15329 4.3 MEDIUM zhayujie CowAgent Browser Tool browser_tool.py BrowserTool._do_navigate information disclo

IV. Related Vulnerabilities

Same product: CowAgent
Same vendor: zhayujie
Same weakness: CWE-918

V. Comments for CVE-2026-15330

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