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TI-2021-18536 Aliases CVE-2021-42015GHSA-2q58-h8f4-6q55

A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions <…

Priority LOW 24CWE-525Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions < V7.23.26), Mendix Applications using Mendix 8 (All versions < V8.18.12), Mendix Applications using Mendix 9 (All versions < V9.6.1). Applications built with affected versions of Mendix Studio Pro do not prevent file documents from being cached when files are opened or downloaded using a browser. This could allow a local attacker to read those documents by exploring the browser cache.

Why it matters now

EPSS 0.00227 13th percentileScored 2026-11-07
Fix Fixed Mendix Applications using Mendix 7 (Siemens): V7.23.26Mendix Applications using Mendix 8 (Siemens): V8.18.12+1 more product

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
SiemensMendix Applications using Mendix 7before V7.23.26V7.23.26Patch availableCNA
SiemensMendix Applications using Mendix 8before V8.18.12V8.18.12Patch availableCNA
SiemensMendix Applications using Mendix 9before V9.6.1V9.6.1Patch availableCNA
  • Mendix Applications using Mendix 7 VendorSiemens Affected before V7.23.26 Fixed in V7.23.26 Patch available CNA
  • Mendix Applications using Mendix 8 VendorSiemens Affected before V8.18.12 Fixed in V8.18.12 Patch available CNA
  • Mendix Applications using Mendix 9 VendorSiemens Affected before V9.6.1 Fixed in V9.6.1 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:mendix:mendix:*:*:*:*:*:*:*:*before 7.23.26; 8.0.0 to before 8.18.12; 9.0.0 to before 9.6.1VulnerableMendix
  • cpe:2.3:a:mendix:mendix:*:*:*:*:*:*:*:* Versions before 7.23.26; 8.0.0 to before 8.18.12; 9.0.0 to before 9.6.1 Vulnerable ·Mendix

Remediation

  • Fix · CNA Mendix Applications using Mendix 7 (Siemens) Fixed in V7.23.26
  • Fix · CNA Mendix Applications using Mendix 8 (Siemens) Fixed in V8.18.12
  • Fix · CNA Mendix Applications using Mendix 9 (Siemens) Fixed in V9.6.1

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-42015
  2. 2026-10-03 Alias added: GHSA-2q58-h8f4-6q55

References

  • 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
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Sources