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Status published
Unknown
CVE-2022-40897
Python Packaging Authority (PyPA) setuptools before 65.5.1 allows remote attackers...
Vulnerability Description
Python Packaging Authority (PyPA) setuptools before 65.5.1 allows remote attackers to cause a denial of service via HTML in a crafted package or custom PackageIndex page. There is a Regular Expression Denial of Service (ReDoS) in package_index.py.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://github.com/pypa/setuptools/blob/fe8a98e696241487ba6ac9f91faa38ade939ec5d/setuptools/package_index.py#L200
- https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/
- https://github.com/pypa/setuptools/commit/43a9c9bfa6aa626ec2a22540bea28d2ca77964be
- https://pyup.io/vulnerabilities/CVE-2022-40897/52495/
- https://github.com/pypa/setuptools/compare/v65.5.0...v65.5.1
- https://security.netapp.com/advisory/ntap-20230214-0001/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YNA2BAH2ACBZ4TVJZKFLCR7L23BG5C3H/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ADES3NLOE5QJKBLGNZNI2RGVOSQXA37R/
- https://security.netapp.com/advisory/ntap-20240621-0006/
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Affected Vendor
python
View all reports →Affected Software
setuptools
Vulnerable Versions:
0
Timeline
Official Publish:
December 22nd, 2022
Last Modified:
November 4th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.