CVE-2026-54278
2 advisories.
PyPI/aiohttp CVE-2026-54278: medium
aiohttp: Unread Compressed Request Bodies Bypass client_max_size During Cleanup
Action: Upgrade aiohttp to 3.14.1 or later.
pip install aiohttp==3.14.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.14.1 | - |
Fixed versions
| 3.14.1 |
Sources
- osv: GHSA-g3cq-j2xw-wf74
- https://github.com/aio-libs/aiohttp/security/advisories/GHSA-g3cq-j2xw-wf74
- https://github.com/aio-libs/aiohttp
CVE-2026-54278 · published · modified · JSON
PyPI/aiohttp CVE-2026-54278: high 7.5
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, during cleanup it is possible for a compressed request body to be decompressed into memory in one chunk
Action: Upgrade aiohttp to 3.14.1 or later.
pip install aiohttp==3.14.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.14.1 | - |
Fixed versions
| 3.14.1 |
Sources
- osv: PYSEC-2026-2111
- https://github.com/aio-libs/aiohttp/security/advisories/GHSA-g3cq-j2xw-wf74
- https://github.com/aio-libs/aiohttp/commit/4f7480e474cccc6a8cc2c92ad3f17a31dedf8232
CVE-2026-54278 · published · modified · JSON