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.
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HPython Setuptools
APPPython< 65.5.1
🟢
PATCH AVAILABLE
Vendor update available. Deploy in standard maintenance cycle.
Tags
DoS
References
Related vulnerabilities
CVE-2025-47273HIGH7.7same product
setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages....
CVE-2026-59890MEDIUM6.1same product
setuptools to pakiet umożliwiający pobieranie, budowanie, instalowanie, uaktualnianie i odinstalowywanie pakie...
CVE-2013-1633MEDIUM6.8same product
easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not pe...
CVE-2022-48565CRITICAL9.8PL ✓same vendor
XXE w module plistlib języka Python — wykonanie ataku na dane XML
CVE-2022-37454CRITICAL9.8PL ✓same vendor
Integer overflow w implementacji SHA-3 (XKCP) umożliwiający RCE