{"id":"CVE-2021-3186","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-3186","generatedAt":"2026-10-27T21:19:43.767Z","title":"A Stored Cross-site scripting (XSS) vulnerability in /main.html Wifi Settings in Tenda AC5 AC1200 version V15.03.06.47_multi allows remote attackers to inject arbitrary web script or HTML via the Wifi Name parameter.","description":"A Stored Cross-site scripting (XSS) vulnerability in /main.html Wifi Settings in Tenda AC5 AC1200 version V15.03.06.47_multi allows remote attackers to inject arbitrary web script or HTML via the Wifi Name parameter.","published":"2021-01-26T18:16:28.000Z","lastModified":"2026-06-17T04:04:49.000Z","status":"Analyzed","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["tenda/ac5 firmware"],"epss":{"score":0.02537,"percentile":0.84837,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2021-01-26","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":49478,"kind":"exploit","title":"Tenda AC5 AC1200 Wireless - 'WiFi Name & Password' Stored Cross Site Scripting","url":"https://www.exploit-db.com/exploits/49478","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/hardware/webapps/49478.txt","file":"exploits/hardware/webapps/49478.txt","published":"2021-01-26","added":"2021-01-26","updated":"2021-01-26","author":"Chiragh Arora","type":"webapps","platform":"hardware","port":null,"verified":false,"codes":["CVE-2021-3186"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"high","text":"A public exploit is published in Exploit-DB, so the technical barrier is gone even though the severity is medium and EPSS is 2.5%. Treat it as high on anything reachable from the internet."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/161119/Tenda-AC5-AC1200-Wireless-Cross-Site-Scripting.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://www.hackingarticles.in/exploiting-stored-cross-site-scripting-at-tenda-ac5-ac1200/","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/161119/Tenda-AC5-AC1200-Wireless-Cross-Site-Scripting.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.hackingarticles.in/exploiting-stored-cross-site-scripting-at-tenda-ac5-ac1200/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-3186","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."}