{"id":"CVE-2025-15517","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-15517","generatedAt":"2026-10-28T04:34:13.153Z","title":"A missing authentication check in the HTTP server on TP-Link Archer NX200, NX210, NX500 and NX600 to certain cgi endpoints allows unauthenticated access intended for authenticated users.","description":"A missing authentication check in the HTTP server on TP-Link Archer NX200, NX210, NX500 and NX600 to certain cgi endpoints allows unauthenticated access intended for authenticated users. An attacker may perform privileged HTTP actions without authentication, including firmware upload and configuration operations.","published":"2026-03-23T18:16:22.000Z","lastModified":"2026-06-17T08:37:56.000Z","status":"Analyzed","sourceIdentifier":"f23511db-6c3e-4e32-a477-6aa17d310630","cvss":{"version":"4.0","score":8.6,"severity":"HIGH","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/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-306"],"affected":["tp-link/archer nx600 firmware","tp-link/archer nx500 firmware","tp-link/archer nx210 firmware","tp-link/archer nx200 firmware"],"epss":{"score":0.0311,"percentile":0.87724,"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 (3.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.tp-link.com/en/support/download/archer-nx200/#Firmware","tags":["Product"],"source":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/en/support/download/archer-nx210/#Firmware","tags":["Product"],"source":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/en/support/download/archer-nx500/#Firmware","tags":["Product"],"source":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/en/support/download/archer-nx600/#Firmware","tags":["Product"],"source":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/us/support/faq/5027/","tags":["Vendor Advisory"],"source":"f23511db-6c3e-4e32-a477-6aa17d310630"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-15517","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."}