{"schema":"threatline.record/2","record":{"id":"CVE-2026-4523","aliases":[],"summary":"Missing Authorization in GitLab","details":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an unauthenticated user to read CI/CD job trace contents containing sensitive variable values due to improper authorization enforcement in the GraphQL API.","categories":["Applications & CMS"],"product":"GitLab","vendor":"GitLab","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-4523","source_modified_at":"2026-09-29T15:39:42.680Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"GitLab","vendor":"GitLab","versions":[{"version":"15.11","status":"affected","lessThan":"19.2.7","versionType":"semver"},{"version":"19.3","status":"affected","lessThan":"19.3.3","versionType":"semver"},{"version":"19.4","status":"affected","lessThan":"19.4.1","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-4523","source_modified_at":"2026-09-29T15:39:42.680Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"GitLab","ecosystem":null},"version":"19.2.7","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-4523","source_modified_at":"2026-09-29T15:39:42.680Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"GitLab","ecosystem":null},"version":"19.3.3","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-4523","source_modified_at":"2026-09-29T15:39:42.680Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"GitLab","ecosystem":null},"version":"19.4.1","basis":"first unaffected version stated in the CVE record"}],"cvss":3.7,"severity":"Low","kev":{"listed":false},"epss":{"probability":0.00411,"percentile":0.34194,"score_date":"2026-10-23"},"published_at":"2026-09-29T09:35:38.023Z","modified_at":"2026-09-29T15:39:42.680Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-4523","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-29T15:39:42.680Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-4523","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/594294"},{"source":"CVE List","url":"https://hackerone.com/reports/3590929","tags":["technical-description","exploit","permissions-required"]},{"source":"CVE List","url":"https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/"}],"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":"2026-09-29T12:41:03.133153Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-09-29T15:39:42.680Z","content_hash":"c64a33e08b2117136ffcc4954de4640ae206d0b2774845c401157cb8234acbf0"}}