{"id":"CVE-2026-57167","summary":"PeerTube: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)","details":"PeerTube is an ActivityPub-federated video streaming platform. Prior to 8.2.2, server-side-rendered video watch pages embed a schema.org JSON-LD block by JSON.stringify-ing video metadata without escaping less-than, greater-than, or slash characters, allowing a value containing the byte sequence that closes a script element to inject arbitrary HTML or JavaScript that executes in the instance origin for visitors to the attacker's videos. This issue is fixed in version 8.2.2.","aliases":["GHSA-jxwq-h9xv-hr28"],"modified":"2026-07-12T04:02:34.079491723Z","published":"2026-07-10T16:37:59.631Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57167.json","cwe_ids":["CWE-80"],"cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://github.com/Chocobozzz/PeerTube/releases/tag/v8.2.2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57167.json"},{"type":"ADVISORY","url":"https://github.com/Chocobozzz/PeerTube/security/advisories/GHSA-jxwq-h9xv-hr28"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57167"},{"type":"FIX","url":"https://github.com/Chocobozzz/PeerTube/commit/45394d701b08e87d72b8f0c1866b881f2becbde3"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/chocobozzz/peertube","events":[{"introduced":"0"},{"fixed":"45394d701b08e87d72b8f0c1866b881f2becbde3"},{"fixed":"296e63811479e55c8813a2691c3e577822800e22"}],"database_specific":{"source":["AFFECTED_FIELD","REFERENCES"],"extracted_events":[{"introduced":"0"},{"fixed":"8.2.2"}]}}],"versions":["v8.2.1","v8.2.0","v8.2.0-rc.3","v8.2.0-rc.2","v8.2.0-rc.1","v8.1.2","v8.1.1","v8.1.0","v8.1.0-rc.1","v8.0.1","v8.0.0","v8.0.0-rc.1","v7.3.0","v7.3.0-rc.1","v7.2.1","v7.2.0","v7.2.0-rc.1","v7.1.0","v7.1.0-rc.1","v7.0.1","v7.0.0","v7.0.0-rc.1","v6.3.1","v6.3.0","v6.3.0-rc.1","v6.2.1","v6.2.0","v6.2.0-rc.1","v6.1.0","v6.1.0-rc.1","v6.0.2","v6.0.1","v6.0.0","v6.0.0-rc.2","v6.0.0-rc.1","v5.2.0","v5.2.0-rc.1","v5.1.0-rc.1","v5.0.0","v5.0.0-rc.1","v4.3.0","v4.3.0-rc.1","v4.2.0-rc.1","v4.1.0","v4.1.0-rc.1","v4.0.0-rc.1","v3.4.0","v3.4.0-rc.1","v3.3.0","v3.3.0-rc.1","v3.1.0-rc.1","v3.0.0","v3.0.0-rc.1","v2.4.0","v2.4.0-rc.1","v2.3.0-rc.1","v2.2.0-rc.1","v2.1.0-rc.1","v2.0.0","v2.0.0-rc.1","v1.4.0-rc.1","v1.3.0-rc.1","v1.1.0","v1.1.0-rc.1","v1.1.0-alpha.1","v1.0.0-rc.2","v1.0.0-rc.1","v1.0.0-beta.16","v1.0.0-beta.15","v1.0.0-beta.14","v1.0.0-beta.13","v1.0.0-beta.12","v1.0.0-beta.11","v1.0.0-beta.10.pre.3","v1.0.0-beta.10.pre.2","v1.0.0-beta.10.pre.1","v1.0.0-beta.9","v1.0.0-beta.8","v1.0.0-beta.7","v1.0.0-beta.6","v1.0.0-beta.5","v1.0.0-beta.4","v1.0.0-beta.3","v1.0.0-beta.2","v1.0.0-beta.1","v1.0.0-alpha.10","v1.0.0-alpha.9","v1.0.0-alpha.8","v1.0.0-alpha.7","v1.0.0-alpha.6","v1.0.0-alpha.5","v1.0.0-alpha.4","v1.0.0-alpha.3","v1.0.0-alpha.2","v1.0.0-alpha.1","v0.0.29-alpha","v0.0.28-alpha","v0.0.27-alpha","v0.0.23-alpha","v0.0.22-alpha","v0.0.21-alpha","v0.0.20-alpha","v0.0.19-alpha","v0.0.18-alpha","v0.0.17-alpha","v0.0.16-alpha","v0.0.14-alpha","v0.0.13-alpha","v0.0.12-alpha","v0.0.11-alpha","v0.0.9-alpha","v0.0.8-alpha","v0.0.6-alpha","v0.0.5-alpha","v0.0.4-alpha","v0.0.3-alpha"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-57167.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"}]}