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CVE-2021-3945

21
FAUCET Score

CVE-2021-3945 describes a Cross-site Scripting (XSS) vulnerability in django-helpdesk, specifically within the django-helpdesk_project. This medium-severity flaw (CVSS 6.1) allows an unauthenticated attacker to inject malicious scripts into web pages, requiring user interaction (UI:R) for successful exploitation, potentially leading to information disclosure or defacement. There is currently no evidence of active exploitation, and no public exploit code or significant community discussion has been observed for this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.3.0CPE matchmatch criteria
cpe:2.3:a:django-helpdesk_project:django-helpdesk:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.98%
Probability of exploitation in next 30 days
EPSS Percentile
58.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0098 is in the 71st percentile among its peer group of 26,219 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-helpdeskFixed in: 0.3.1

Vendor Advisories (1)

pipGHSA-vx6v-xg64-pmr8high

Cross-site Scripting in django-helpdesk

Nov 15, 2021

References

github.com / django-helpdesk/django-helpdesk/commit/2c7065e0c4296e0c692fb4a7ee19c7357583af30
PatchThird Party Advisory
huntr.dev / bounties/745f483c-70ed-441f-ab2e-7ac1305439a4
ExploitPatchThird Party Advisory