CVE-2021-3994

CriticalCVSS 9.6/10Last modified Jun 17, 2026

Description

django-helpdesk is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Metrics

CVSS 3.1 9.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-79

Affected software

No affected versions have been published.

Timeline

Published
Dec 1, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-399406.5An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.2 before 14.3.6, all versions starting from 14.4 beforeCVE-2021-399415.3An information disclosure vulnerability in GitLab CE/EE versions 12.0 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed non-project membCVE-2021-399426.5A denial of service vulnerability in GitLab CE/EE affecting all versions starting from 12.0 before 14.3.6, all versions starting from 14.4 bCVE-2021-399434.3An authorization logic error in the External Status Check API in GitLab EE affecting all versions starting from 14.1 before 14.3.6, all versCVE-2021-399447.1An issue has been discovered in GitLab CE/EE affecting all versions starting from 11.0 before 14.3.6, all versions starting from 14.4 beforeCVE-2021-399452.7Improper access control in the GitLab CE/EE API affecting all versions starting from 9.4 before 14.3.6, all versions starting from 14.4 befoCVE-2021-399465.4Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to expCVE-2021-399477.5In specific circumstances, trace file buffers in GitLab Runner versions up to 14.3.4, 14.4 to 14.4.2, and 14.5 to 14.5.2 would re-use the fiCVE-2021-39955.5A logic error was found in the libmount library of util-linux in the function that allows an unprivileged user to unmount a FUSE filesystem.CVE-2021-39965.5A logic error was found in the libmount library of util-linux in the function that allows an unprivileged user to unmount a FUSE filesystem.CVE-2021-399667.5There is an Uninitialized AOD driver structure in Smartphones.Successful exploitation of this vulnerability may affect service confidentialiCVE-2021-399677.5There is a Vulnerability of obtaining broadcast information improperly due to improper broadcast permission settings in Smartphones.Successf
CVE-2021-3994: Critical severity, CVSS 9.6 | Vulnix