CVE-2024-27306

Name	CVE-2024-27306
Description	aiohttp is an asynchronous HTTP client/server framework for asyncio and Python. A XSS vulnerability exists on index pages for static file handling. This vulnerability is fixed in 3.9.4. We have always recommended using a reverse proxy server (e.g. nginx) for serving static files. Users following the recommendation are unaffected. Other users can disable `show_index` if unable to upgrade.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
python-aiohttp (PTS)	stretch	1.2.0-1	vulnerable
	buster, buster (security)	3.5.1-1+deb10u1	vulnerable
	bullseye	3.7.4-1	vulnerable
	bookworm	3.8.4-1	vulnerable
	sid, trixie	3.9.1-1	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
python-aiohttp	source	stretch	(unfixed)	end-of-life
python-aiohttp	source	(unstable)	(unfixed)

Notes

https://github.com/aio-libs/aiohttp/security/advisories/GHSA-7gpw-8wmc-pm8g
https://github.com/aio-libs/aiohttp/pull/8319
https://github.com/aio-libs/aiohttp/commit/28335525d1eac015a7e7584137678cbb6ff19397 (v3.9.4)