{"schema":"threatline.record/2","record":{"id":"CVE-2026-111066","aliases":["GHSA-9xw5-w5jj-pvcg"],"summary":"AIOHTTP: File descriptor exhaustion in multipart requests","details":"### Summary\n\nAn attacker can exhaust file descriptors with specially crafted multipart requests.\n\n### Impact\n\nIf a handler uses `Request.post()`, it may be possible for an attacker to use an unlimited number of file descriptors, potentially resulting in resource exhaustion.","categories":["Libraries & packages"],"product":"aiohttp","vendor":"aio-libs","ecosystem":"pip","affected_ranges":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-9xw5-w5jj-pvcg","source_modified_at":"2026-10-20T19:52:10Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"pip","name":"aiohttp"},"range":">= 2.0.0, < 3.14.4"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-111066","source_modified_at":"2026-10-20T16:10:55.842Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"aiohttp","vendor":"aio-libs","versions":[{"version":">= 2.0.0, < 3.14.4","status":"affected"}],"defaultStatus":null},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-9xw5-w5jj-pvcg","source_modified_at":"2026-10-20T20:00:04.692319554Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"PyPI","name":"aiohttp","purl":"pkg:pypi/aiohttp"},"ranges":[{"events":[{"introduced":"2.0.0"},{"fixed":"3.14.4"}],"type":"ECOSYSTEM"}],"versions":["2.0.0","2.0.1","2.0.2","2.0.3","2.0.4","2.0.5","2.0.6","2.0.7","2.1.0","2.2.0","2.2.1","2.2.2","2.2.3","2.2.4","2.2.5","2.3.0","2.3.0a1","2.3.0a2","2.3.0a3","2.3.0a4","2.3.1","2.3.10","2.3.1a1","2.3.2","2.3.2b2","2.3.2b3","2.3.3","2.3.4","2.3.5","2.3.6","2.3.7","2.3.8","2.3.9","3.0.0","3.0.0b0","3.0.0b1","3.0.0b2","3.0.0b3","3.0.0b4","3.0.1","3.0.2","3.0.3","3.0.4","3.0.5","3.0.6","3.0.7","3.0.8","3.0.9","3.1.0","3.1.1"]}],"fixed_versions":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-9xw5-w5jj-pvcg","source_modified_at":"2026-10-20T19:52:10Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"pip","name":"aiohttp"},"version":"3.14.4"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-9xw5-w5jj-pvcg","source_modified_at":"2026-10-20T20:00:04.692319554Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"PyPI","name":"aiohttp","purl":"pkg:pypi/aiohttp"},"version":"3.14.4"}],"cvss":8.2,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00381,"percentile":0.30934,"score_date":"2026-10-23"},"published_at":"2026-10-19T16:59:47.217Z","modified_at":"2026-10-20T20:00:04.692319554Z","provenance":[{"source":"GitHub Advisory Database","url":"https://github.com/advisories/GHSA-9xw5-w5jj-pvcg","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-20T19:52:10Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-111066","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-20T16:10:55.842Z"},{"source":"OSV","url":"https://osv.dev/vulnerability/GHSA-9xw5-w5jj-pvcg","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-20T20:00:04.692319554Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-111066","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["GitHub Advisory Database","CVE List","OSV","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/aio-libs/aiohttp/security/advisories/GHSA-9xw5-w5jj-pvcg","tags":["x_refsource_CONFIRM"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111066","source":"GitHub Advisory Database"},{"source":"CVE List","url":"https://github.com/aio-libs/aiohttp/commit/2d94633b7f1b4c1ba07d647b629a8440652b2d09","tags":["x_refsource_MISC"]},{"source":"CVE List","url":"https://github.com/aio-libs/aiohttp/releases/tag/v3.14.4","tags":["x_refsource_MISC"]},{"url":"https://github.com/advisories/GHSA-9xw5-w5jj-pvcg","source":"GitHub Advisory Database"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-20T15:10:15.422610Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"ecosystem","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-20T20:00:04.692319554Z","content_hash":"462cb8ef8eab8b79e541a853a475b79b21b0313d7b44692f71ebd28a1e98710b"}}