{"id":"CVE-2026-44469","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-44469","generatedAt":"2026-10-28T03:59:29.816Z","title":"A low-privileged local attacker can exploit a TOCTOU race condition with a practical time window to replace verified files with malicious ones before installation, resulting in local privilege escalation.","description":"The affected product extracts installation files to a temporary directory with incorrect default permissions during administrative installation. A low-privileged local attacker can exploit a TOCTOU race condition with a practical time window to replace verified files with malicious ones before installation, resulting in local privilege escalation.","published":"2026-05-26T08:16:22.000Z","lastModified":"2026-07-24T11:10:00.000Z","status":"Analyzed","sourceIdentifier":"info@cert.vde.com","cvss":{"version":"4.0","score":8.5,"severity":"HIGH","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-276"],"affected":["codesys/development system"],"epss":{"score":0.00105,"percentile":0.01065,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.10%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.certvde.com/en/advisories/VDE-2026-055/","tags":["Third Party Advisory"],"source":"info@cert.vde.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-44469","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}