PyPI/aiohttp CVE-2026-54279: high 7.5, EPSS 0.49%

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Action: Upgrade aiohttp to 3.14.1 or later.

pip install aiohttp==3.14.1

Affected

Fixed versions

Sources

• osv: GHSA-2fqr-mr3j-6wp8
• nvd: CVE-2026-54279
• https://github.com/aio-libs/aiohttp/security/advisories/GHSA-2fqr-mr3j-6wp8
• https://github.com/aio-libs/aiohttp
• https://github.com/aio-libs/aiohttp/commit/a329a7aacad5284f087af36103aff778746da0f2
• https://github.com/pypa/advisory-database/tree/main/vulns/aiohttp/PYSEC-2026-2112.yaml

CVE-2026-54279 · published 2026-06-15T20:08:51Z · modified 2026-11-03T16:45:04.163545105Z · JSON