CVE-2025-47273

HIGH
2025-05-17 [email protected]
7.7
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

4
Analysis Generated
Mar 28, 2026 - 18:42 vuln.today
Patch Released
Mar 28, 2026 - 18:42 nvd
Patch available
PoC Detected
Jun 12, 2025 - 16:29 vuln.today
Public exploit code
CVE Published
May 17, 2025 - 16:15 nvd
HIGH 7.7

Tags

Python RCE Path Traversal Setuptools Debian Linux Redhat Suse

Description

setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. A path traversal vulnerability in `PackageIndex` is present in setuptools prior to version 78.1.1. An attacker would be allowed to write files to arbitrary locations on the filesystem with the permissions of the process running the Python code, which could escalate to remote code execution depending on the context. Version 78.1.1 fixes the issue.

Analysis

setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. Rated high severity (CVSS 7.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical Context

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. A path traversal vulnerability in `PackageIndex` is present in setuptools prior to version 78.1.1. An attacker would be allowed to write files to arbitrary locations on the filesystem with the permissions of the process running the Python code, which could escalate to remote code execution depending on the context. Version 78.1.1 fixes the issue. Affected products include: Python Setuptools, Debian Debian Linux. Version information: version 78.1.1..

Affected Products

Python Setuptools, Debian Debian Linux.

Remediation

A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.

Priority Score

59
Low Medium High Critical
KEV: 0
EPSS: +0.5
CVSS: +38
POC: +20

Vendor Status

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CVE-2025-47273 vulnerability details – vuln.today
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