Information Exposure Affecting aiohttp package, versions [,0.22.0)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

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  • Snyk IDSNYK-PYTHON-AIOHTTP-6219988
  • published1 Feb 2024
  • disclosed1 Feb 2024
  • creditpanda73111

Introduced: 1 Feb 2024

CVE NOT AVAILABLE CWE-200  (opens in a new tab)

How to fix?

Upgrade aiohttp to version 0.22.0 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure when ClientSession leaks cookies across different hostnames. Exploiting this vulnerability can lead to sensitive data disclosure.

Note Even when using a separate session for each hostname-specific request, the session cookies are sent across HTTP 3xx redirects.

CVSS Scores

version 3.1