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Vulnerability · Published Apr 12, 2026 · Assigned by VulDB

CVE-2026-6129zhayujie chatgpt-on-wechat CowAgent Agent Mode Service missing authentication

High 7.3

In plain English

A high-severity missing authentication in chatgpt-on-wechat CowAgent from zhayujie. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High
Exploit odds (30 days)0.4%top 66.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A vulnerability was detected in zhayujie chatgpt-on-wechat CowAgent up to 2.0.4. This affects an unknown function of the component Agent Mode Service. Performing a manipulation results in missing authentication. The attack can be initiated remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected products (as reported)

VendorProductVersions
zhayujie chatgpt-on-wechat CowAgent 2.0.02.0.12.0.22.0.32.0.4

Weakness: CWE-306, CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:W/RC:R

References