Fluid Attacks Database

Description

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem	Package	Affected version	Patched versions
debian 14	python-aiohttp	=3.11.16-1 \|\| =3.12.15-1 \|\| =3.13.0-1 \|\| =3.13.1-1 \|\| =3.13.3-1 \|\| =3.13.3-2 \|\| =3.13.3-3 \|\| >=0 <3.13.5-1	3.13.5-1
debian 11	python-aiohttp	=3.7.4-1 \|\| =3.7.4-1+deb11u1 \|\| >=0 <3.7.4-1+deb11u2	3.7.4-1+deb11u2
debian 12	python-aiohttp	=3.10.0-1 \|\| =3.10.1-1 \|\| =3.10.10-1 \|\| =3.10.10-2 \|\| =3.10.11-1 \|\| =3.10.3-1 \|\| =3.10.3-2 \|\| =3.10.3-3 \|\| =3.10.4-1 \|\| =3.10.5-1 \|\| =3.10.6-1 \|\| =3.10.8-1 \|\| =3.11.15-1 \|\| =3.11.16-1 \|\| =3.12.15-1 \|\| =3.13.0-1 \|\| =3.13.1-1 \|\| =3.13.3-1 \|\| =3.13.3-2 \|\| =3.13.3-3 \|\| =3.13.5-1 \|\| =3.8.4-1 \|\| =3.8.4-1+deb12u1 \|\| =3.8.5-1 \|\| =3.8.6-1 \|\| =3.9.1-1 \|\| =3.9.5-1	-
debian 13	python-aiohttp	=3.11.16-1 \|\| =3.11.16-1+deb13u1 \|\| =3.12.15-1 \|\| =3.13.0-1 \|\| =3.13.1-1 \|\| =3.13.3-1 \|\| =3.13.3-2 \|\| =3.13.3-3 \|\| =3.13.5-1	-
pypi	aiohttp	>=0 <3.13.4	3.13.4

Aliases

1. CVE-2026-228152. NVD-2026-228153. OSV-DEBIAN-2026-228154. OSV-2026-228155. GHSA-w2fm-2cpv-w7v56. GCVE-2026-228157. SECURITY-TRACKER-CVE-2026-22815

References

1. https://github.com/aio-libs/aiohttp/security/advisories/GHSA-w2fm-2cpv-w7v52. https://github.com/aio-libs/aiohttp/commit/0c2e9da51126238a421568eb7c5b53e5b5d17b363. https://github.com/aio-libs/aiohttp/releases/tag/v3.13.4

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