PYSEC-2026-2112

At a glance

Published: 2026-06-22 18:16 UTC
Updated: 2026-07-13 07:15 UTC
CVE: CVE-2026-54279
Aliases: GHSA-2fqr-mr3j-6wp8
CVSS_V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save() and then restored later with CookieJar.load() lose their host-only status. This vulnerability is fixed in 3.14.1.

Affected packages

Package	Versions
PyPI · aiohttp	introduced 0, fixed 3.14.1

References

https://github.com/aio-libs/aiohttp/security/advisories/GHSA-2fqr-mr3j-6wp8 ADVISORY
https://github.com/aio-libs/aiohttp/commit/a329a7aacad5284f087af36103aff778746da0f2 FIX

Sources

Source	Licence
OSV.dev	CC-BY 4.0 — PyPA Advisory Database