CVE-2026-54277

CVE-2026-54277 affects AIOHTTP prior to 3.14.1 where the max_line_size check in parts of the C HTTP parser can be bypassed, allowing an attacker to send oversized lines and cause excessive memory use leading to DoS. The issue occurs when using the optimized C parser (default in pre-built wheels)....

CVE-2026-54277

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, it is possible to bypass the maxlinesize check in parts of an HTTP request in the C parser. If using the optimised C parser the default in pre-built wheels, then an attacker may be able to send...

Linux Distros Unpatched Vulnerability : CVE-2026-54277

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, it is possible to bypass the maxlinesize check in parts of an...

CVE-2026-54277 vulnerabilities

Vulnerabilities for packages: open-webui, mlflow...

227checkergenerator (>=1.0.0 <=1.0.1), 5mghost-rover (>=0.0.1 <=0.0.3) +1861 more potentially affected by CVE-2026-54277 via aiohttp (>=0.13.1 <=3.14.0)

aiohttp PYPI version =0.13.1, =1.0.0, =0.0.1, =0.1.1, =0.1.0b0, =1.1.0, =1.0.1, =0.31.5, =0.6.0, =0.0.0, =0.0.33.post1 and more Source cves: CVE-2026-54277 Source advisory: OSV:GHSA-63HW-FMQ6-XXG2...