CVE-2026-51867 AgentGPT - Broken Access Control

AgentGPT 1.0.0 contains an incorrect access control vulnerability caused by lack of ownership or membership binding in next/src/server/api/routers/agentRouter.ts, letting external attackers access data without proper authorization, exploit requires external network access.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.27% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Information Disclosure, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
30 September 2026
Updated
15 October 2026
Weakness
CWE-284

Vendor fix

Update to the latest version with proper access control checks.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs