CVE-2026-54279

LOW EPSS 19.6%

Published Jun 22, 20261w ago · Modified Jun 22, 20261w ago

1.3 CVSS 4.0

Low

Published Jun 22, 2026 1w ago

Last Modified Jun 22, 2026 1w ago

Description

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save() and then restored later with CookieJar.load() lose their host-only status. This vulnerability is fixed in 3.14.1.

CVSS Details

Base Score

1.3

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction P

Scope X

Threat Intelligence

EPSS Exploit Probability

19.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-665

References 2

github.com https://github.com/aio-libs/aiohttp/commit/a329a7aacad5284f087af36103aff778746da0f2
github.com https://github.com/aio-libs/aiohttp/security/advisories/GHSA-2fqr-mr3j-6wp8

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.