https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-10-09T20:45:36.453136+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2026-22815 CVE-2026-22815 — AIOHTTP: Uncapped memory usage possible through aiohttp allowing unlimited trailer headers 2026-10-09T20:45:36.456057+00:00

Affected: aio-libs aiohttp

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.

 https://vulnerability.circl.lu/vuln/usn-8591-1 USN-8591-1 — python-aiohttp vulnerabilities 2026-10-09T20:45:36.456190+00:00

Affected: Ubuntu:Pro:16.04:LTS: python-aiohttp, Ubuntu:Pro:18.04:LTS: python-aiohttp, Ubuntu:Pro:20.04:LTS: python-aiohttp, Ubuntu:Pro:22.04:LTS: python-aiohttp, Ubuntu:Pro:24.04:LTS: python-aiohttp, Ubuntu:Pro:26.04:LTS: python-aiohttp

Sean Gilligan discovered that AIOHTTP did not properly limit memory usage when processing HTTP headers and trailers. An attacker could possibly use this issue to consume excessive system resources, resulting in a denial of service. (CVE-2026-22815)

It was discovered that AIOHTTP did not properly limit the size of its DNS cache. An attacker could possibly use this issue to consume excessive system resources, resulting in a denial of service. (CVE-2026-34513)

Mingi Jung discovered that AIOHTTP did not properly sanitize the content_type parameter. An attacker could possibly use this issue to inject malicious HTTP headers, resulting in HTTP response splitting. (CVE-2026-34514)

It was discovered that AIOHTTP did not properly limit memory usage when processing multipart headers. An attacker could possibly use this issue to consume excessive system resources, resulting in a denial of service. (CVE-2026-34516)