{"schema_version":"1.9.0","id":"BIT-golang-2026-39826","published":"2026-05-11T05:44:37.852Z","modified":"2026-09-08T08:47:50.218389886Z","aliases":["CVE-2026-39826","GO-2026-4980"],"summary":"Escaper bypass leads to XSS in html/template","details":"If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the <script> block.","affected":[{"package":{"name":"golang","ecosystem":"Bitnami","purl":"pkg:bitnami/golang"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.25.10"},{"introduced":"1.26.0-0"},{"fixed":"1.26.3"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/golang/BIT-golang-2026-39826.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}],"references":[{"type":"FIX","url":"https://go.dev/cl/771180"},{"type":"FIX","url":"https://go.dev/issue/78981"},{"type":"ARTICLE","url":"https://groups.google.com/g/golang-announce/c/qcCIEXso47M"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-39826"},{"type":"ADVISORY","url":"https://pkg.go.dev/vuln/GO-2026-4980"}],"database_specific":{"cpes":["cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*"],"severity":"Medium"}}