CVE-2026-80465
High · 8.7CVSS
8.7
EPSS
0.3%
Published
Sep 3, 2026
CISA due date
—
The record
A vulnerability has been identified in Mendix SAML (Mendix 10 compatible) (All versions < V4.2.3), Mendix SAML (Mendix 11 compatible) (All versions < V4.2.3), Mendix SAML (Mendix 9.24 compatible) (All versions < V3.6.27). Affected versions of the module do not properly validate the SAML response signature. This could allow unauthenticated remote attackers to hijack an account (session) in specific SSO configurations.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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