{"schema":"threatline.record/2","record":{"id":"CVE-2026-77711","aliases":["GHSA-r2c5-3p8g-wpvw"],"summary":"When Jetty's `HttpClient` make a request to a server through a forward proxy, the server may reply with a 407 (Proxy Authentication Required).\n\n\n\nThe client mistakenly interprets the 407 as coming fro","details":"When Jetty's `HttpClient` make a request to a server through a forward proxy, the server may reply with a 407 (Proxy Authentication Required).\n\n\n\nThe client mistakenly interprets the 407 as coming from the proxy, so it re-sends the request with the `Proxy-Authentication` header, which arrives to the server, that now has access to the proxy credentials.","categories":["Web servers"],"product":"Eclipse Jetty","vendor":"Eclipse Foundation","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-77711","source_modified_at":"2026-10-15T13:50:52.566Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"Eclipse Jetty","vendor":"Eclipse Foundation","versions":[{"status":"affected","version":"12.1.0","lessThanOrEqual":"12.1.12","versionType":"semver"},{"status":"affected","version":"12.0.0","lessThanOrEqual":"12.0.38","versionType":"semver"},{"status":"affected","version":"11.0.0","lessThanOrEqual":"11.0.32","versionType":"semver"},{"status":"affected","version":"10.0.0","lessThanOrEqual":"10.0.32","versionType":"semver"},{"status":"affected","version":"9.4.0","lessThanOrEqual":"9.4.64","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":8.2,"severity":"High","kev":{"listed":false},"epss":{"probability":0.0032,"percentile":0.23734,"score_date":"2026-10-23"},"published_at":"2026-10-15T08:51:48.066Z","modified_at":"2026-10-15T13:50:52.566Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-77711","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-15T13:50:52.566Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-77711","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/jetty/jetty.project/security/advisories/GHSA-r2c5-3p8g-wpvw","tags":["exploit"]},{"source":"CVE List","url":"https://gitlab.eclipse.org/security/cve-assignment/-/work_items/238"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-15T13:50:25.620133Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-15T13:50:52.566Z","content_hash":"171a444c707b3f6eaeedb35b0dbe53d1ce87aa9433d6cdc7aaa920b005dd1139"}}