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TI-2023-13568 Aliases CVE-2023-29129GHSA-fwv7-jrxj-q9qv

Improper authentication in Siemens Mendix SAML

Priority MEDIUM 51CWE-303Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-287.

Summary

A vulnerability has been identified in Mendix SAML (Mendix 7 compatible) (All versions >= V1.17.3 < V1.18.0), Mendix SAML (Mendix 7 compatible) (All versions >= V1.16.4 < V1.17.3), Mendix SAML (Mendix 8 compatible) (All versions >= V2.3.0 < V2.4.0), Mendix SAML (Mendix 8 compatible) (All versions >= V2.2.0 < V2.3.0), Mendix SAML (Mendix 9 latest compatible, New Track) (All versions >= V3.3.1 < V3.6.1), Mendix SAML (Mendix 9 latest compatible, New Track) (All versions >= V3.1.9 < V3.3.1), Mendix SAML (Mendix 9 latest compatible, Upgrade Track) (All versions >= V3.3.0 < V3.6.0), Mendix SAML (Mendix 9 latest compatible, Upgrade Track) (All versions >= V3.1.8 < V3.3.0), Mendix SAML (Mendix 9.12/9.18 compatible, New Track) (All versions >= V3.3.1 < V3.3.15), Mendix SAML (Mendix 9.12/9.18 compatible, Upgrade Track) (All versions >= V3.3.0 < V3.3.14), Mendix SAML (Mendix 9.6 compatible, New Track) (All versions >= V3.1.9 < V3.2.7), Mendix SAML (Mendix 9.6 compatible, Upgrade Track) (All versions >= V3.1.8 < V3.2.6). The affected versions of the module insufficiently verify the SAML assertions. This could allow unauthenticated remote attackers to bypass authentication and get access to the application. This CVE entry describes the incomplete fix for CVE-2023-25957 in a specific non default configuration.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00888 59th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
SiemensMendix SAML (Mendix 7 compatible)All versions >= V1.17.3 < V1.18.0—No fix listedCNA
SiemensMendix SAML (Mendix 7 compatible)All versions >= V1.16.4 < V1.17.3—No fix listedCNA
SiemensMendix SAML (Mendix 8 compatible)All versions >= V2.3.0 < V2.4.0—No fix listedCNA
SiemensMendix SAML (Mendix 8 compatible)All versions >= V2.2.0 < V2.3.0—No fix listedCNA
SiemensMendix SAML (Mendix 9 latest compatible, New Track)All versions >= V3.3.1 < V3.6.1—No fix listedCNA
SiemensMendix SAML (Mendix 9 latest compatible, New Track)All versions >= V3.1.9 < V3.3.1—No fix listedCNA
SiemensMendix SAML (Mendix 9 latest compatible, Upgrade Track)All versions >= V3.3.0 < V3.6.0—No fix listedCNA
SiemensMendix SAML (Mendix 9 latest compatible, Upgrade Track)All versions >= V3.1.8 < V3.3.0—No fix listedCNA
SiemensMendix SAML (Mendix 9.12/9.18 compatible, New Track)All versions >= V3.3.1 < V3.3.15—No fix listedCNA
SiemensMendix SAML (Mendix 9.12/9.18 compatible, Upgrade Track)All versions >= V3.3.0 < V3.3.14—No fix listedCNA
SiemensMendix SAML (Mendix 9.6 compatible, New Track)All versions >= V3.1.9 < V3.2.7—No fix listedCNA
SiemensMendix SAML (Mendix 9.6 compatible, Upgrade Track)All versions >= V3.1.8 < V3.2.6—No fix listedCNA
  • Mendix SAML (Mendix 7 compatible) VendorSiemens Affected All versions >= V1.17.3 < V1.18.0 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 7 compatible) VendorSiemens Affected All versions >= V1.16.4 < V1.17.3 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 8 compatible) VendorSiemens Affected All versions >= V2.3.0 < V2.4.0 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 8 compatible) VendorSiemens Affected All versions >= V2.2.0 < V2.3.0 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 9 latest compatible, New Track) VendorSiemens Affected All versions >= V3.3.1 < V3.6.1 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 9 latest compatible, New Track) VendorSiemens Affected All versions >= V3.1.9 < V3.3.1 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 9 latest compatible, Upgrade Track) VendorSiemens Affected All versions >= V3.3.0 < V3.6.0 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 9 latest compatible, Upgrade Track) VendorSiemens Affected All versions >= V3.1.8 < V3.3.0 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 9.12/9.18 compatible, New Track) VendorSiemens Affected All versions >= V3.3.1 < V3.3.15 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 9.12/9.18 compatible, Upgrade Track) VendorSiemens Affected All versions >= V3.3.0 < V3.3.14 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 9.6 compatible, New Track) VendorSiemens Affected All versions >= V3.1.9 < V3.2.7 Fixed in — No fix listed CNA
  • Mendix SAML (Mendix 9.6 compatible, Upgrade Track) VendorSiemens Affected All versions >= V3.1.8 < V3.2.6 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:mendix:saml:*:*:*:*:*:*:*:*1.16.4 to before 1.18.0; 2.2.0 to before 2.4.0; 3.1.8 to before 3.6.1VulnerableMendix
  • cpe:2.3:a:mendix:saml:*:*:*:*:*:*:*:* Versions 1.16.4 to before 1.18.0; 2.2.0 to before 2.4.0; 3.1.8 to before 3.6.1 Vulnerable ·Mendix

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-29129
  2. 2026-10-03 Alias added: GHSA-fwv7-jrxj-q9qv

References

Patch 1

  • TI-2026-20057 Authentication bypass in Fortinet FortiWeb KEVCVSS 3.1CRITICAL 9.4
  • TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-18911 Heap-based buffer overflow in Fortinet FortiSwitchManager KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-09686 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-07142 Code injection in Spring Framework KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-19919 Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints KEVCVSS 3.1CRITICAL 10.0
See all 2487 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences