{"id":"CVE-2025-69230","aliases":["GHSA-fh55-r93g-j68g","PYSEC-2026-1105"],"url":"https://o3.security/vulnerability/CVE-2025-69230","summary":"AIOHTTP Vulnerable to Cookie Parser Warning Storm","details":"AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. In versions 3.13.2 and below, reading multiple invalid cookies can lead to a logging storm. If the cookies attribute is accessed in an application, then an attacker may be able to trigger a storm of warning-level logs using a specially crafted Cookie header. This issue is fixed in 3.13.3.","published":"2026-01-05T23:47:38.873Z","modified":"2026-09-19T03:45:16.011387765Z","cvss":null,"epss":{"score":0.00345,"percentile":0.27061,"asOf":"2026-08-24"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"aiohttp","fixedVersion":"3.13.3"}],"fix":{"url":"https://github.com/aio-libs/aiohttp/commit/64629a0834f94e46d9881f4e99c41a137e1f3326","label":"aio-libs/aiohttp@64629a0"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/69xxx/CVE-2025-69230.json"},{"type":"ADVISORY","url":"https://github.com/aio-libs/aiohttp/security/advisories/GHSA-fh55-r93g-j68g"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-69230"},{"type":"FIX","url":"https://github.com/aio-libs/aiohttp/commit/64629a0834f94e46d9881f4e99c41a137e1f3326"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-19T03:45:16.011387765Z"}}