What’s Vulnerable › Vulnerabilities
CVE-2023-49069
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-09-10 · updated 2026-06-17
- Weakness: CWE-204
Description
A vulnerability has been identified in Mendix Runtime V10 (All versions < V10.17.0 only if the basic authentication mechanism is used by the application), Mendix Runtime V10.12 (All versions < V10.12.11 only if the basic authentication mechanism is used by the application), Mendix Runtime V10.6 (All versions < V10.6.19 only if the basic authentication mechanism is used by the application), Mendix Runtime V8 (All versions < V8.18.33 only if the basic authentication mechanism is used by the application), Mendix Runtime V9 (All versions < V9.24.31 only if the basic authentication mechanism is used by the application). The authentication mechanism of affected applications contains an observable response discrepancy vulnerability when validating usernames. This could allow unauthenticated remote attackers to distinguish between valid and invalid usernames.
Affected products
- Siemens Mendix: from 8.0 before 9.24.26; from 10.0 before 10.6.12; from 10.7 before 10.12.2; from 10.13 before 10.14.0 — fixed in 10.12.2, 10.14.0, 10.6.12, 9.24.26
How to fix
Upgrade to a fixed version: Siemens Mendix 10.12.2, 10.14.0, 10.6.12, 9.24.26. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2023-49069 or the next vulnerability affects your stack