CVE-2026-34513

ADVISORY - github

Summary

An unbounded DNS cache could result in excessive memory usage possibly resulting in a DoS situation.

Impact

If an application makes requests to a very large number of hosts, this could cause the DNS cache to continue growing and slowly use excessive amounts of memory.

Patch: https://github.com/aio-libs/aiohttp/commit/c4d77c3533122be353b8afca8e8675e3b4cbda98

EPSS Score⁠: 0.0004 (0.122)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-770⁠

Allocation of Resources Without Limits or Throttling

ADVISORY - github

CWE-770⁠

Allocation of Resources Without Limits or Throttling

ADVISORY - redhat

CWE-770⁠

Allocation of Resources Without Limits or Throttling

Impacted images

Advisories

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