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 memory usage. This issue has been patched in version 3.13.4.
Project Subscriptions
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Advisories
| Source | ID | Title |
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Github GHSA |
GHSA-w2fm-2cpv-w7v5 | aiohttp allows unlimited trailer headers, leading to possible uncapped memory usage |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Thu, 02 Apr 2026 00:15:00 +0000
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threat_severity
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cvssV3_1
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Wed, 01 Apr 2026 23:45:00 +0000
| Type | Values Removed | Values Added |
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| Description | 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 memory usage. This issue has been patched in version 3.13.4. | |
| Title | AIOHTTP: Uncapped memory usage possible through aiohttp allowing unlimited trailer headers | |
| Weaknesses | CWE-400 CWE-770 |
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| References |
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| Metrics |
cvssV4_0
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Projects
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-04-01T20:08:08.800Z
Reserved: 2026-01-09T22:50:10.288Z
Link: CVE-2026-22815
No data.
Status : Received
Published: 2026-04-01T21:16:58.513
Modified: 2026-04-01T21:16:58.513
Link: CVE-2026-22815
OpenCVE Enrichment
No data.
Github GHSA