Security readout for executives and security teams
A flaw in Django file-upload handling could let a malicious upload name escape intended directories. Business risk is concentrated in web apps that accept uploads while running unfixed Django versions. Prioritize based on whether upload features are internet-facing or limited to trusted users. Likely exposed systems are Django applications on affected versions that process multipart file uploads or persist user-provided files. Downstream packaged Django installations, including Debian, Fedora, and vendor-appliance dependencies, may require distribution or vendor updates. Treat as a timely patching item for Django applications with user uploads. It is not KEV-listed in the provided data, but internet-facing upload surfaces justify prompt remediation and exposure review. Mitigation focus: Upgrade Django to 2.2.21, 3.1.9, 3.2.1, or later supported releases.; Apply Debian, Fedora, NetApp, or other vendor-provided Django security updates where applicable.; Inventory internet-facing Django applications with file-upload functionality..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
File access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-31542 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://groups.google.com/forum/#%21forum/django-announceCVE reference
- https://docs.djangoproject.com/en/3.2/releases/security/CVE reference
- https://www.djangoproject.com/weblog/2021/may/04/security-releases/CVE reference
- [debian-lts-announce] 20210506 [SECURITY] [DLA 2651-1] python-django security updateCVE reference · mailing-list
- FEDORA-2021-01044b8a59CVE reference · vendor-advisory
- https://security.netapp.com/advisory/ntap-20210618-0001/CVE reference
- FEDORA-2022-e7fd530688CVE reference · vendor-advisory
- https://github.com/django/django/commit/04ac1624bdc2fa737188401757cf95ced122d26dCVE reference
- https://github.com/django/django/commit/25d84d64122c15050a0ee739e859f22ddab5ac48CVE reference
- https://github.com/django/django/commit/c98f446c188596d4ba6de71d1b77b4a6c5c2a007CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.