CVE catalog

CVE-2021-28658

python-django: CVE-2021-28658

Severity: Medium · CVSS 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Published: Apr 6, 2021, 8:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 3.86% · Oct 25, 2026

In Django 2.2 before 2.2.20, 3.0 before 3.0.14, and 3.1 before 3.1.8, MultiPartParser allowed directory traversal via uploaded files with suitably crafted file names. Built-in upload handlers were not affected by this vulnerability.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	python-django	sid	`3:5.2.18-1`	fixed
Debian	python-django	forky	`3:5.2.17-2`	fixed
Debian	python-django	trixie	`3:4.2.28-0+deb13u2`	fixed
Debian	python-django	trixie-security	`3:4.2.28-0+deb13u1`	fixed
Debian	python-django	bookworm	`3:3.2.25-0+deb12u3`	fixed
Debian	python-django	bookworm-security	`3:3.2.25-0+deb12u6`	fixed
Ubuntu	python-django	pro	`1.5.4-1ubuntu1`	vulnerable
Ubuntu	python-django	pro	`1.6-1`	vulnerable
Ubuntu	python-django	pro	`1.6.1-1`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.1`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.2`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.3`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.4`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.5`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.6`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.8`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.9`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.10`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.11`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.12`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.13`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.14`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.15`	vulnerable
Ubuntu	python-django	pro	`1.6.1-2ubuntu0.16`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.1`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.2`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm1`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm2`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm3`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm4`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm5`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm6`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm7`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm8`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm9`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm10`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm11`	vulnerable
Ubuntu	python-django	pro	`1.6.11-0ubuntu1.3+esm12`	vulnerable
Ubuntu	python-django	16.04	`1.7.9-1ubuntu5`	vulnerable
Ubuntu	python-django	16.04	`1.8.5-2ubuntu1`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu1`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu2`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu3`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu4`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.1`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.2`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.4`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.5`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.6`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.7`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.8`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.9`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.10`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.11`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.12`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.13`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.14`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.15`	fixed
Ubuntu	python-django	18.04	`1:1.11.4-1ubuntu1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.6-1ubuntu1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.9-1ubuntu1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.2`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.3`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.4`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.5`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.6`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.7`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.8`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.9`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.10`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.11`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.12`	fixed
Ubuntu	python-django	20.04	`1:1.11.22-1ubuntu1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.6-1ubuntu1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.9-2ubuntu1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.10-1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.10-1ubuntu1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.11-1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.2`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.3`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.4`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.5`	fixed
Ubuntu	python-django	16.04	`1.7.9-1ubuntu5`	vulnerable
Ubuntu	python-django	16.04	`1.8.5-2ubuntu1`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu1`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu2`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu3`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu4`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.1`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.2`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.4`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.5`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.6`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.7`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.8`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.9`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.10`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.11`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.12`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.13`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.14`	vulnerable
Ubuntu	python-django	16.04	`1.8.7-1ubuntu5.15`	fixed
Ubuntu	python-django	18.04	`1:1.11.4-1ubuntu1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.6-1ubuntu1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.9-1ubuntu1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.1`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.2`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.3`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.4`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.5`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.6`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.7`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.8`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.9`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.10`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.11`	vulnerable
Ubuntu	python-django	18.04	`1:1.11.11-1ubuntu1.12`	fixed
Ubuntu	python-django	20.04	`1:1.11.22-1ubuntu1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.6-1ubuntu1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.9-2ubuntu1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.10-1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.10-1ubuntu1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.11-1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.1`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.2`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.3`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.4`	vulnerable
Ubuntu	python-django	20.04	`2:2.2.12-1ubuntu0.5`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	python-django	source	sid	`2:2.2.20-1`	not yet assigned	Not reported	[986447]
Debian	python-django	source	forky	`2:2.2.20-1`	not yet assigned	Not reported	[986447]
Debian	python-django	source	trixie	`2:2.2.20-1`	not yet assigned	Not reported	[986447]
Debian	python-django	source	bookworm	`2:2.2.20-1`	not yet assigned	Not reported	[986447]
Ubuntu	python-django	deb	16.04	`1.8.7-1ubuntu5.15`	Not reported	UBUNTU-CVE-2021-28658	Not reported
Ubuntu	python-django	deb	18.04	`1:1.11.11-1ubuntu1.12`	Not reported	UBUNTU-CVE-2021-28658	Not reported
Ubuntu	python-django	deb	20.04	`2:2.2.12-1ubuntu0.5`	Not reported	UBUNTU-CVE-2021-28658	Not reported
Ubuntu	python-django	deb	16.04	`1.8.7-1ubuntu5.15`	Not reported	USN-4902-1	Not reported
Ubuntu	python-django	deb	18.04	`1:1.11.11-1ubuntu1.12`	Not reported	USN-4902-1	Not reported
Ubuntu	python-django	deb	20.04	`2:2.2.12-1ubuntu0.5`	Not reported	USN-4902-1	Not reported

[Debian bug #986447]

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[python3-django]Unknown
Source package: [python-django]
Details (6)
- 3:3.2.25-0+deb12u3 · all · bookworm
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:3.2.25-0+deb12u3 · all · bookworm
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:4.2.21-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:4.2.21-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:3.2.25-0+deb12u4 · all · bookworm-security
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:3.2.25-0+deb12u4 · all · bookworm-security
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
[python-django-doc]Unknown
Source package: [python-django]
Details (6)
- 3:3.2.25-0+deb12u3 · all · bookworm
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:3.2.25-0+deb12u3 · all · bookworm
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:4.2.21-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:4.2.21-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:3.2.25-0+deb12u4 · all · bookworm-security
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12
- 3:3.2.25-0+deb12u4 · all · bookworm-security
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · bookworm; dsa · python-django · debian · 12

[Debian 13 (Trixie)]

[python3-django]Unknown
Source package: [python-django]
Details (6)
- 3:4.2.28-0+deb13u2 · all · trixie
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:4.2.28-0+deb13u2 · all · trixie
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:5.2.16-1~bpo13+1 · all · trixie-backports
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:5.2.16-1~bpo13+1 · all · trixie-backports
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:4.2.28-0+deb13u1 · all · trixie-security
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:4.2.28-0+deb13u1 · all · trixie-security
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
[python-django-doc]Unknown
Source package: [python-django]
Details (6)
- 3:4.2.28-0+deb13u2 · all · trixie
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:4.2.28-0+deb13u2 · all · trixie
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:5.2.16-1~bpo13+1 · all · trixie-backports
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:5.2.16-1~bpo13+1 · all · trixie-backports
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:4.2.28-0+deb13u1 · all · trixie-security
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13
- 3:4.2.28-0+deb13u1 · all · trixie-security
  Fixed · Fixed: 2:2.2.20-1
  dsa · python-django · debian · 13

Observed: Oct 23, 2026, 5:55:30 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]