GHSA-xcgm-r5h9-7989
aiohttp: Incomplete websocket frame payloads bypass memory limits
At a glance
- Published
- Updated
- CVE
- CVE-2026-54274
- Aliases
- PYSEC-2026-2108
- CVSS_V4
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U
Description
### Summary If an attacker sends large incomplete websocket frame payloads, it may be possible to bypass the usual size limits on memory use. ### Impact If a web application has WebSocket endpoints, it may be possible for an attacker to execute a DoS attack through excessive memory use. ----- Patch: https://github.com/aio-libs/aiohttp/commit/14b6ee851fb16ec199acb950de0c82d476799e7d
Affected packages
| Package | Versions |
|---|---|
| PyPI · aiohttp | introduced 0, fixed 3.14.1 |
References
- https://github.com/aio-libs/aiohttp/security/advisories/GHSA-xcgm-r5h9-7989 WEB
- https://github.com/aio-libs/aiohttp PACKAGE
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |