Vulnerability in Siemens Mendix Saml (Mendix 10.12 Compatible)

CVE-2025-40758

A vulnerability has been identified in Mendix SAML (Mendix 10.12 compatible) (All versions < V4.0.3), Mendix SAML (Mendix 10.21 compatible) (All versions < V4.1.2), Mendix SAML (Mendix 9.24 compatible) (All versions < V3.6.21). Affected ve…

EPSS: 0.002 (12.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-40758?
CVE-2025-40758 is a high-severity vulnerability in Siemens Mendix Saml (Mendix 10.12 Compatible), classified under Improper Verification of Cryptographic Signature. CVSS score: 8.7/10. Published 2025-08-14.
How severe is CVE-2025-40758?
High severity. CVSS v3 base score is 8.7 out of 10.
Is CVE-2025-40758 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.