{"id":"CLEANSTART-2026-MM79132","summary":"Actions which insert URLs into the content attribute of HTML meta tags are not escaped","details":"Security vulnerability affects the temporal-server package. Actions which insert URLs into the content attribute of HTML meta tags are not escaped.","modified":"2026-10-06T01:00:10.227633985Z","published":"2026-10-06T00:36:15.100908Z","upstream":["CVE-2026-27142"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-MM79132.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-27142"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27142"}],"affected":[{"package":{"name":"temporal-server","ecosystem":"CleanStart"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.31.3-r3"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-MM79132.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}