CVE-2021-31542
low
CVSS v3
—
CVSS v4 NEW
—
VIR risk
2.5
Description
In Django 2.2 before 2.2.21, 3.1 before 3.1.9, and 3.2 before 3.2.1, MultiPartParser, UploadedFile, and FieldFile allowed directory traversal via uploaded files with suitably crafted file names.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Arch Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Fixed | 3.2.1-1 |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 2:2.2.21-1 |
| sid | Fixed | 2:2.2.21-1 |
| forky | Fixed | 2:2.2.21-1 |
| bullseye | Fixed | 2:2.2.21-1 |
| bookworm | Fixed | 2:2.2.21-1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-31542
- https://github.com/django/django/commit/04ac1624bdc2fa737188401757cf95ced122d26d
- https://github.com/django/django/commit/25d84d64122c15050a0ee739e859f22ddab5ac48
- https://github.com/django/django/commit/c98f446c188596d4ba6de71d1b77b4a6c5c2a007
- https://www.djangoproject.com/weblog/2021/may/04/security-releases
- https://security.netapp.com/advisory/ntap-20210618-0001
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV
- https://lists.debian.org/debian-lts-announce/2021/05/msg00005.html
- https://groups.google.com/forum/#%21forum/django-announce
- https://groups.google.com/forum/#!forum/django-announce
- https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2021-7.yaml
- https://github.com/django/django
- https://github.com/advisories/GHSA-rxjp-mfm9-w4wr
- https://docs.djangoproject.com/en/3.2/releases/security
- http://www.openwall.com/lists/oss-security/2021/05/04/3
- https://www.djangoproject.com/weblog/2021/may/04/security-releases/
- https://docs.djangoproject.com/en/3.2/releases/security/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE/
- https://www.suse.com/security/cve/CVE-2021-31542.html
- https://security-tracker.debian.org/tracker/CVE-2021-31542
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.