Information Exposure Through Timing Discrepancy in Django - CVE-2025-13473
Published: February 3, 2026
Vulnerability identifier: #VU122256
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-13473
CWE-ID: CWE-208
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Django Software Foundation
Affected software:
Django
Django
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to timing difference in the mod_wsgi authentication handler within the django.contrib.auth.handlers.modwsgi.check_password() function for authentication via mod_wsgi. A remote attacker can enumerate existing usernames.
How to mitigate CVE-2025-13473
Install updates from vendor's website.