{"schema":"threatline.record/2","record":{"id":"CVE-2026-109597","aliases":["GHSA-wcpj-vcvm-j4pg"],"summary":"Hugo v0.60.0 before v0.167.0 Stored XSS via Table of Contents Heading IDs","details":"Hugo from v0.60.0 before v0.167.0 contains a stored cross-site scripting vulnerability that allows Markdown content authors to inject HTML by supplying crafted explicit heading IDs. Attackers can break out of the unescaped href attribute in .TableOfContents or .Fragments.ToHTML output to inject elements with event handlers into rendered pages.","categories":["Unclassified"],"product":"hugo","vendor":"gohugoio","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109597","source_modified_at":"2026-10-13T16:46:06.110Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"hugo","vendor":"gohugoio","versions":[{"version":"0.60.0","status":"affected","versionType":"semver","lessThan":"0.167.0"},{"version":"0.167.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109597","source_modified_at":"2026-10-13T16:46:06.110Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"hugo","ecosystem":null},"version":"0.167.0","basis":"first unaffected version stated in the CVE record"}],"cvss":5.1,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00168,"percentile":0.05837,"score_date":"2026-10-23"},"published_at":"2026-10-12T22:21:51.941Z","modified_at":"2026-10-13T16:46:06.110Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-109597","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-13T16:46:06.110Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-109597","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/gohugoio/hugo/security/advisories/GHSA-wcpj-vcvm-j4pg","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/hugo-0.60.0-before-0.167.0-stored-xss-via-table-of-contents-heading-ids","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-13T15:48:36.946396Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-13T16:46:06.110Z","content_hash":"ef3ca9e6511943fefb2565170c8dc5c10a8c0b2ebcdbb0b6c0bb7c85ed4fb98f"}}