CVE-2021-42025

A vulnerability has been identified in Mendix Applications using Mendix 8 (All versions < V8.18.13), Mendix Applications using Mendix 9 (All versions < V9.6.2). Applications built with affected versions of Mendix Studio Pro do not properly control write access for certain client actions. This could allow authenticated attackers to manipulate the content of System.FileDocument objects in some cases, regardless whether they have write access to it.

• CWE-863

• https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdfPatch, Vendor Advisory
• https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdfPatch, Vendor Advisory

Published

Nov 9, 2021

Last Modified

Jun 17, 2026

Status

Modified

• Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2021-4202A use-after-free flaw was found in nci_request in net/nfc/nc…7
• CVE-2021-42020A vulnerability has been identified in RUGGEDCOM i800, RUGGE…7.5
• CVE-2021-42021A vulnerability has been identified in Siveillance Video DLN…7.5
• CVE-2021-42022A vulnerability has been identified in SIMATIC eaSie PCS 7 S…6.5
• CVE-2021-42023A vulnerability has been identified in ModelSim Simulation (…6.5
• CVE-2021-42024A vulnerability has been identified in Simcenter STAR-CCM+ V…7.8
• CVE-2021-42026A vulnerability has been identified in Mendix Applications u…4.3
• CVE-2021-42027A vulnerability has been identified in SINUMERIK Edge (All v…7.4
• CVE-2021-42028A vulnerability has been identified in syngo fastView (All v…7.8
• CVE-2021-42029A vulnerability has been identified in SIMATIC STEP 7 (TIA P…7.8
• CVE-2021-4203A use-after-free read flaw was found in sock_getsockopt() in…6.8
• CVE-2021-4204An out-of-bounds (OOB) memory access flaw was found in the L…7.1