CVE-2026-57134 PraisonAI - Authentication Bypass

PraisonAI 1.5.1 to 1.7.2 contains a broken authentication caused by improper validation of Basic and OAuth policies in MCPSecurity.evaluatePolicy(), letting attackers with invalid credentials access protected MCP tools, exploit requires use of Basic or OAuth policies with non-empty Authorization header.

CVSS base score 8.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.41% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Published
15 September 2026
Updated
15 October 2026
Weakness
CWE-287

Vendor fix

Update to version 1.7.2 or later.

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