CVE-2026-54279
AIOHTTP: Host-Only Cookies Become Domain Cookies After CookieJar Persistence
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-665 |
| Vendor | aio-libs |
| Product | aiohttp |
| Published | Jun 22, 2026 |
| Last Updated | Jun 22, 2026 |
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Affected Versions
aio-libs / aiohttp
< 3.14.1