# CVE-2026-54279

## Summary

- **CVE ID:** CVE-2026-54279
- **Severity:** LOW
- **CVSS Score:** 1.3 (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)
- **CWE:** CWE-665
- **Published:** Jun 22, 2026
- **Last Modified:** Jun 22, 2026

## 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.

## Affected Products

- aio-libs — aiohttp (< 3.14.1)

## References

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

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.28%
- **EPSS Percentile:** 20.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._