SB2025100226 - Improper Verification of Cryptographic Signature in Siemens Mendix SAML Module 



SB2025100226 - Improper Verification of Cryptographic Signature in Siemens Mendix SAML Module

Published: October 2, 2025

Security Bulletin ID SB2025100226
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2025-40758)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficiently enforce signature validation and binding checks. A remote attacker can hijack an account in specific SSO configurations.


Remediation

Install update from vendor's website.