#VU122010 Path traversal in python-multipart - CVE-2026-24486

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Main Vulnerability Database Vulnerabilities #VU122010

#VU122010 Path traversal in python-multipart - CVE-2026-24486

Published: January 26, 2026 / Updated: February 12, 2026


Vulnerability identifier: #VU122010
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-24486
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
python-multipart
Software vendor:
Marcelo Trylesinski

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when using non-default configuration options "UPLOAD_DIR" and "UPLOAD_KEEP_FILENAME=True". A remote attacker can send a specially crafted HTTP request and write arbitrary files on the system.


Remediation

Install updates from vendor's website.

External links