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Security Advisories

CVE-2026-34516

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-34516

Severity

Unknown
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Summary

AIOHTTP: Multipart Header Size Bypass

Description

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, a response with an excessive number of multipart headers may be allowed to use more memory than intended, potentially allowing a DoS vulnerability. This issue has been patched in version 3.13.4.

References

Affected packages

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