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GHSA-fh55-r93g-j68g

LowCVSS 2.7 / 10
Published Jan 5, 2026·Last modified Feb 4, 2026
Affected Components(1)
PyPI logoaiohttp
< 3.13.3
Description

Summary

Reading multiple invalid cookies can lead to a logging storm.

Impact

If the cookies attribute is accessed in an application, then an attacker may be able to trigger a storm of warning-level logs using a specially crafted Cookie header.

Patch: https://github.com/aio-libs/aiohttp/commit/64629a0834f94e46d9881f4e99c41a137e1f3326

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Risk Scores
Base Score
2.7

The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability.

Threat Intelligence
2.7

Limited exploitation activity has been observed. Close monitoring and planned remediation are recommended.

EPSS
N/A

Probability that this vulnerability will be exploited in the wild within the next 30 days.

Exploit
Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

Related Vulnerabilities
  • CVE-2025-69230
    Alias
  • EUVD-2026-1042
    Alias

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Low severity
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