aiohttp allows unlimited trailer headers, leading to possible uncapped memory usage
### Summary Insufficient restrictions in header/trailer handling could cause uncapped memory usage. ### Impact An application could cause memory exhaustion when receiving an attacker controlled request or response. A vulnerable web application could mitigate these risks with a typical reverse proxy configuration. ----- Patch: https://github.com/aio-libs/aiohttp/commit/0c2e9da51126238a421568eb7c5b53e5b5d17b36
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beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2026-22815US | — | — | ||
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped m… | ||||
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Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://github.com/aio-libs/aiohttpPACKAGE
- https://github.com/aio-libs/aiohttp/commit/0c2e9da51126238a421568eb7c5b53e5b5d17b36WEB
- https://github.com/aio-libs/aiohttp/releases/tag/v3.13.4WEB
- https://github.com/aio-libs/aiohttp/security/advisories/GHSA-w2fm-2cpv-w7v5WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-22815ADVISORY
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