{"cve":"CVE-2021-42026","nvd":{"published":"2021-11-09T12:15:10.637","modified":"2026-06-17T04:09:11.887","status":"Modified","description":"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 read access for certain client actions. This could allow authenticated attackers to retrieve the changedDate attribute of arbitrary objects, even when they don't have read access to them.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","score":4.3},"cwes":["CWE-863"],"references":["https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf","https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf"],"products":["mendix:mendix"],"source":"nvd","synced_at":"2026-10-19T21:24:39.218183596+00:00"},"epss":{"cve":"CVE-2021-42026","score":0.00566,"percentile":0.46975,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}