Path traversal in wheel - CVE-2026-24049
Published: January 22, 2026
Vulnerability identifier: #VU121929
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2026-24049
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: Python Packaging Authority
Affected software:
wheel
wheel
Detailed vulnerability description
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in wheel unpack. A remote attacker can craft a malicious wheel file that, when unpacked, changes the permissions of critical system files.
How to mitigate CVE-2026-24049
Install updates from vendor's website.