Medium 6.3Published Jul 18, 2026

CVE-2026-16194zhayujie CowAgent web_fetch.py WebFetch.execute server-side request forgery

Updated under an hour ago (Oct 27, 2026, 9:30 PM ET)

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Every CVE for zhayujie CowAgent

Exploited in the last 30 days

A vulnerability was determined in zhayujie CowAgent up to 2.1.1. This affects the function WebFetch.execute of the file agent/tools/web_fetch/web_fetch.py. Executing a manipulation of the argument url can lead to server-side request forgery. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.2 is able to mitigate this issue. This patch is called ea47f3097eed4f8295c4cb3d76ecb97e0f43d632. It is recommended to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

CVSS: 6.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
Weakness (CWE): CWE-918
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Jul 20, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

zhayujie CowAgent zhayujie:cowagent	2.1.0; 2.1.1; 2.1.2 not affected	CNA record

References

References

https://vuldb.com/vuln/380009	vdb-entry, technical-description
https://vuldb.com/vuln/380009/cti	signature, permissions-required
https://vuldb.com/cve/CVE-2026-16194	third-party-advisory
https://vuldb.com/submit/857620	third-party-advisory
https://github.com/zhayujie/CowAgent/issues/2889	exploit, issue-tracking
https://github.com/zhayujie/CowAgent/pull/2900	issue-tracking, patch
https://github.com/zhayujie/CowAgent/commit/ea47f3097eed4f8295c4cb3d76ecb97e0f43d632	patch
https://github.com/zhayujie/CowAgent/releases/tag/2.1.2	patch
https://github.com/zhayujie/CowAgent/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.