{"id":"CVE-2021-3780","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-3780","generatedAt":"2026-10-27T21:08:22.620Z","title":"peertube is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","description":"peertube is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","published":"2021-09-15T12:15:16.000Z","lastModified":"2026-06-17T04:05:45.000Z","status":"Modified","sourceIdentifier":"security@huntr.dev","cvss":{"version":"3.1","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["framasoft/peertube"],"epss":{"score":0.00899,"percentile":0.59362,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.90%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/chocobozzz/peertube/commit/0ea2f79d45b301fcd660efc894469a99b2239bf6","tags":["Patch","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://huntr.dev/bounties/282807a8-4bf5-4fe2-af62-e05f945b3d65","tags":["Exploit","Third Party Advisory"],"source":"security@huntr.dev"},{"url":"https://github.com/chocobozzz/peertube/commit/0ea2f79d45b301fcd660efc894469a99b2239bf6","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://huntr.dev/bounties/282807a8-4bf5-4fe2-af62-e05f945b3d65","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-3780","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."}