{"id":"CVE-2026-22102","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-22102","generatedAt":"2026-10-28T09:41:47.664Z","title":"A POST request sent to a specific webserver endpoint can be used to write to arbitrary file locations.","description":"A POST request sent to a specific webserver endpoint can be used to write to arbitrary file locations. The endpoint accepts the filename parameter in the Content-Disposition header without verification.\nThis can be used to cause a denial of service by overwriting system files, or remote-code-execution by overwriting shell-scripts which execution can be triggered through other means.","published":"2026-07-13T10:16:28.000Z","lastModified":"2026-10-24T22:10:00.000Z","status":"Deferred","sourceIdentifier":"csirt@divd.nl","cvss":{"version":"4.0","score":9.3,"severity":"CRITICAL","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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-20"],"affected":[],"epss":{"score":0.00531,"percentile":0.44706,"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 (0.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://csirt.divd.nl/DIVD-2026-00001/","source":"csirt@divd.nl"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-22102","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."}