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CVE-2021-42134

21
FAUCET Score

CVE-2021-42134 is a Cross-Site Scripting (XSS) vulnerability affecting the Unicorn framework for Django, specifically versions prior to 0.36.1, and is an incomplete fix for a previous CVE. This medium-severity vulnerability (CVSS 6.1) can be exploited remotely with low attack complexity, requiring user interaction, and could lead to low impact on confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.36.1CPE matchmatch criteria
cpe:2.3:a:django-unicorn:unicorn:*:*:*:*:*:django:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.68%
Probability of exploitation in next 30 days
EPSS Percentile
48.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0068 is in the 53rd percentile among its peer group of 26,221 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: django-unicornFixed in: 0.36.1

Vendor Advisories (1)

pipGHSA-ggmv-6q9p-9gm6medium

Cross-site Scripting in django-unicorn

Oct 12, 2021

References

github.com / adamghill/django-unicorn/commit/3a832a9e3f6455ddd3b87f646247269918ad10c6
PatchThird Party Advisory
github.com / adamghill/django-unicorn/compare/0.36.0...0.36.1
PatchThird Party Advisory