{"schema_version":"1.3.1","id":"GO-2023-1753","modified":"2024-05-20T16:03:47Z","published":"2023-05-05T21:10:24Z","aliases":["CVE-2023-29400"],"summary":"Improper handling of empty HTML attributes in html/template","details":"Templates containing actions in unquoted HTML attributes (e.g. \"attr={{.}}\") executed with empty input can result in output with unexpected results when parsed due to HTML normalization rules. This may allow injection of arbitrary attributes into tags.","affected":[{"package":{"name":"stdlib","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.19.9"},{"introduced":"1.20.0-0"},{"fixed":"1.20.4"}]}],"ecosystem_specific":{"imports":[{"path":"html/template","symbols":["Template.Execute","Template.ExecuteTemplate","appendCmd","htmlNospaceEscaper"]}]}}],"references":[{"type":"REPORT","url":"https://go.dev/issue/59722"},{"type":"FIX","url":"https://go.dev/cl/491617"},{"type":"WEB","url":"https://groups.google.com/g/golang-announce/c/MEb0UyuSMsU"}],"credits":[{"name":"Juho Nurminen of Mattermost"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2023-1753","review_status":"REVIEWED"}}