CVE-2025-13473
published 2026-02-03CVE-2025-13473: An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28. The `django.contrib.auth.handlers.modwsgi.check_password()` function for…
PriorityP336medium5.3CVSS 3.1
AVNACHPRLUINSUCHINAN
EPSS
0.71%
49.0th percentile
An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28.
The `django.contrib.auth.handlers.modwsgi.check_password()` function for authentication via `mod_wsgi` allows remote attackers to enumerate users via a timing attack.
Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected.
Django would like to thank Stackered for reporting this issue.
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | python-django | < python-django 3:3.2.25-0+deb12u2 (bookworm) | python-django 3:3.2.25-0+deb12u2 (bookworm) |
| djangoproject | django | >= 4.2 < 4.2.28 | 4.2.28 |
| djangoproject | django | >= 4.2a1 < 4.2.28 | 4.2.28 |
| djangoproject | django | >= 5.2 < 5.2.11 | 5.2.11 |
| djangoproject | django | >= 5.2a1 < 5.2.11 | 5.2.11 |
| djangoproject | django | >= 6.0 < 6.0.2 | 6.0.2 |
| djangoproject | django | >= 6.0a1 < 6.0.2 | 6.0.2 |
CVSS provenance
nvdv3.15.3MEDIUMCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
osv5.3MEDIUM
vendor_debian5.3MEDIUM
vendor_redhat5.3MEDIUM
vendor_ubuntu5.3MEDIUM
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GHSA
Django has Observable Timing Discrepancy
ghsa·2026-02-03
CVE-2025-13473 [LOW] CWE-208 Django has Observable Timing Discrepancy
Django has Observable Timing Discrepancy
An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28.
The `django.contrib.auth.handlers.modwsgi.check_password()` function for authentication via `mod_wsgi` allows remote attackers to enumerate users via a timing attack. Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected.
Django would like to thank Stackered for reporting this issue.
OSV
python-django vulnerabilities
osv·2026-02-03·CVSS 5.3
CVE-2025-13473 [MEDIUM] python-django vulnerabilities
python-django vulnerabilities
It was discovered that Django exposed timing information when checking
passwords. An attacker could possibly use this issue to obtain sensitive
information. (CVE-2025-13473)
Jiyong Yang discovered that Django incorrectly handled malformed requests
with duplicate headers. An attacker could possibly use this issue to cause
a denial of service. This issue only affected Ubuntu 22.04 LTS, Ubuntu
24.04 LTS, and Ubuntu 25.10. (CVE-2025-14550)
Tarek Nakkouch discovered that Django incorrectly parsed raster lookups. An
attacker could possibly use this issue to perform SQL injection attacks.
This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04
LTS, Ubuntu 24.04 LTS, and Ubuntu 25.10. (CVE-2026-1207)
Seokchan Yoon discovered that Django incorrect
OSV
Django has Observable Timing Discrepancy
osv·2026-02-03
CVE-2025-13473 [LOW] Django has Observable Timing Discrepancy
Django has Observable Timing Discrepancy
An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28.
The `django.contrib.auth.handlers.modwsgi.check_password()` function for authentication via `mod_wsgi` allows remote attackers to enumerate users via a timing attack. Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected.
Django would like to thank Stackered for reporting this issue.
OSV
CVE-2025-13473: An issue was discovered in 6
osv·2026-02-03·CVSS 5.3
CVE-2025-13473 [MEDIUM] CVE-2025-13473: An issue was discovered in 6
An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28. The `django.contrib.auth.handlers.modwsgi.check_password()` function for authentication via `mod_wsgi` allows remote attackers to enumerate users via a timing attack. Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected. Django would like to thank Stackered for reporting this issue.
Red Hat
Django: Django: User enumeration via timing attack in mod_wsgi authentication
vendor_redhat·2026-02-03·CVSS 5.3
CVE-2025-13473 [MEDIUM] CWE-208 Django: Django: User enumeration via timing attack in mod_wsgi authentication
Django: Django: User enumeration via timing attack in mod_wsgi authentication
An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28.
The `django.contrib.auth.handlers.modwsgi.check_password()` function for authentication via `mod_wsgi` allows remote attackers to enumerate users via a timing attack.
Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected.
Django would like to thank Stackered for reporting this issue.
A flaw was found in Django. A remote attacker can exploit a timing attack vulnerability in the `django.contrib.auth.handlers.modwsgi.check_password()` function, which is used for authentication via the Apache `mod_wsgi` module. This allows the attacker to determine valid usernames on the
Ubuntu
Django vulnerabilities
vendor_ubuntu·2026-02-03·CVSS 5.3
CVE-2026-1312 [MEDIUM] Django vulnerabilities
Title: Django vulnerabilities
Summary: Several security issues were fixed in Django.
It was discovered that Django exposed timing information when checking
passwords. An attacker could possibly use this issue to obtain sensitive
information. (CVE-2025-13473)
Jiyong Yang discovered that Django incorrectly handled malformed requests
with duplicate headers. An attacker could possibly use this issue to cause
a denial of service. This issue only affected Ubuntu 22.04 LTS, Ubuntu
24.04 LTS, and Ubuntu 25.10. (CVE-2025-14550)
Tarek Nakkouch discovered that Django incorrectly parsed raster lookups. An
attacker could possibly use this issue to perform SQL injection attacks.
This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04
LTS, Ubuntu 24.04 LTS, and Ubuntu 25.10. (CVE-20
Debian
CVE-2025-13473: python-django - An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4...
vendor_debian·2025·CVSS 5.3
CVE-2025-13473 [MEDIUM] CVE-2025-13473: python-django - An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4...
An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28. The `django.contrib.auth.handlers.modwsgi.check_password()` function for authentication via `mod_wsgi` allows remote attackers to enumerate users via a timing attack. Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected. Django would like to thank Stackered for reporting this issue.
Scope: local
bookworm: resolved (fixed in 3:3.2.25-0+deb12u2)
bullseye: resolved (fixed in 2:2.2.28-1~deb11u12)
forky: resolved (fixed in 3:4.2.28-1)
sid: resolved (fixed in 3:4.2.28-1)
trixie: resolved (fixed in 3:4.2.28-0+deb13u1)
No detection rules found.
No public exploits indexed.
2026-02-03
Published