aiohttp: AIOHTTP: Denial of Service via malformed HTTP responses

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework. This vulnerability involves an out-of-bounds heap read in the C response parser when processing malformed HTTP responses. An attacker operating a malicious server, or even an accidental malformed response, could exploit th...

Fedora 46 : python-aiohttp (2026-84f7af8f97)

The remote Fedora 46 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-84f7af8f97 advisory. Automatic update for python-aiohttp-3.14.3-3.fc46. Changelog Mon Aug 24 2026 Benjamin A. Beasley - 3.14.3-3 - Preemptively patch for Cython 3.3...

Fedora 45 : python-aiohttp (2026-e76e1f737b)

The remote Fedora 45 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-e76e1f737b advisory. Automatic update for python-aiohttp-3.14.3-3.fc45. Changelog Mon Aug 24 2026 Benjamin A. Beasley - 3.14.3-3 - Preemptively patch for Cython 3.3...

CLSA-2026-1787296163 TuxCare security update for aiohttp (1 CVE)

TuxCare rebuilt aiohttp to address 1 CVE. Fixed in 3.8.4.post6+tuxcare...

EUVD-2026-63732

SitemapLoader.parsesitemap in langchaincommunity/documentloaders/sitemap.py applies the documented restricttosamedomain control only to leaf url entries. The loop over url elements filters cross-domain locations, but the loop over nested sitemap elements passes the child loc straight to...

PT-2026-83754

TuxCare rebuilt aiohttp to address 1 CVE. Fixed in 3.8.4.post6+tuxcare...

CVE-2026-72848

SitemapLoader.parsesitemap in langchaincommunity/documentloaders/sitemap.py applies the documented restricttosamedomain control only to leaf url entries. The loop over url elements filters cross-domain locations, but the loop over nested sitemap elements passes the child loc straight to...

CVE-2026-72848

CVE-2026-72848 is a Server-Side Request Forgery (SSRF) in langchain_community 's SitemapLoader.parse_sitemap (document_loaders/sitemap.py). The restrict_to_same_domain guard is applied only to leaf URL entries; nested sitemap index entries bypass it entirely, passing the child loc directly to Web...

PT-2026-79263

Name of the Vulnerable Software and Affected Versions langchain-community affected versions not specified Description The SitemapLoader.parse sitemap function in langchain community/document loaders/sitemap.py fails to apply the restrict to same domain control to nested sitemap entries. While lea...

Exploit for Path Traversal in Aiohttp

No d...

CVE-2026-59881

A flaw was found in AIOHTTP. The WebSocket client in AIOHTTP processes compressed data frames even when the compression mechanism, known as permessage-deflate, has not been properly negotiated. A malicious server can exploit this by sending specially crafted compressed frames. This can lead to...

CVE-2026-48809

A flaw was found in python-engineio. In specific configurations using ASGI with long polling or Aiohttp with WebSocket transport, the server does not properly validate the size of incoming messages before loading them into memory. A remote attacker can exploit this by sending oversized messages,...

Linux Distros Unpatched Vulnerability : CVE-2026-48809

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - python-engineio is a Python implementation of the Engine.IO realtime client and server. Versions prior to 4.13.2 have two specific configurations of the...

CLSA-2026-1786515832 TuxCare security update for aiohttp (3 CVEs)

TuxCare rebuilt aiohttp to address 3 CVEs. Fixed in 3.8.6.post9+tuxcare...

PT-2026-80094

TuxCare rebuilt aiohttp to address 3 CVEs. Fixed in 3.8.6.post9+tuxcare...

DEBIAN-CVE-2026-48809

python-engineio is a Python implementation of the Engine.IO realtime client and server. Versions prior to 4.13.2 have two specific configurations of the python-engineio server in which the size of incoming messages is not checked before the messages are loaded into memory. An attacker can take...

CVE-2026-48809

python-engineio is a Python implementation of the Engine.IO realtime client and server. Versions prior to 4.13.2 have two specific configurations of the python-engineio server in which the size of incoming messages is not checked before the messages are loaded into memory. An attacker can take...

CVE-2026-48809

python-engineio is a Python implementation of the Engine.IO realtime client and server. Versions prior to 4.13.2 have two specific configurations of the python-engineio server in which the size of incoming messages is not checked before the messages are loaded into memory. An attacker can take...

UBUNTU-CVE-2026-48809

python-engineio is a Python implementation of the Engine.IO realtime client and server. Versions prior to 4.13.2 have two specific configurations of the python-engineio server in which the size of incoming messages is not checked before the messages are loaded into memory. An attacker can take...

CVE-2026-48809 python-engineio has possible denial of service due to maximum payload size sometimes not being enforced

python-engineio is a Python implementation of the Engine.IO realtime client and server. Versions prior to 4.13.2 have two specific configurations of the python-engineio server in which the size of incoming messages is not checked before the messages are loaded into memory. An attacker can take...