Vulnerability · Published Aug 14, 2025 · Assigned by siemens
CVE-2025-40758
High 8.7
In plain English
A high-severity security flaw in Mendix SAML (Mendix 10.12 compatible) from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).
Official description
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 versions of the module insufficiently enforce signature validation and binding checks. This could allow unauthenticated remote attackers to hijack an account in specific SSO configurations.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Mendix SAML (Mendix 10.12 compatible) | 0 – before V4.0.3 |
| Siemens | Mendix SAML (Mendix 10.21 compatible) | 0 – before V4.1.2 |
| Siemens | Mendix SAML (Mendix 9.24 compatible) | 0 – before V3.6.21 |
Weakness: CWE-347 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N