Skip to main content

Youtrack CVE-2021-43185

CRITICAL
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)
2021-11-09 cve@mitre.org
9.8
CVSS 3.1 · NVD
Share

Severity by source

NVD PRIMARY
9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Nov 09, 2021 - 15:15 nvd
CRITICAL 9.8

DescriptionNVD

JetBrains YouTrack before 2021.3.23639 is vulnerable to Host header injection.

AnalysisAI

JetBrains YouTrack before 2021.3.23639 is vulnerable to Host header injection. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-74. JetBrains YouTrack before 2021.3.23639 is vulnerable to Host header injection. Affected products include: Jetbrains Youtrack. Version information: before 2021.3.23639.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

CVE-2026-62422 CRITICAL
10.0 Jul 14

Authentication bypass in JetBrains YouTrack allows attackers to obtain full administrative access by leveraging a direct

CVE-2024-54154 CRITICAL
9.8 Dec 04

In JetBrains YouTrack before 2024.3.51866 system takeover was possible through path traversal in plugin sandbox. Rated c

CVE-2022-24442 CRITICAL
9.8 Feb 25

JetBrains YouTrack before 2021.4.40426 was vulnerable to SSTI (Server-Side Template Injection) via FreeMarker templates.

CVE-2021-25770 CRITICAL
9.8 Feb 03

In JetBrains YouTrack before 2020.5.3123, server-side template injection (SSTI) was possible, which could lead to code e

CVE-2019-12852 CRITICAL
9.8 Jul 03

An SSRF attack was possible on a JetBrains YouTrack server. Rated critical severity (CVSS 9.8), this vulnerability is re

CVE-2019-12867 CRITICAL
9.8 Jul 03

Certain actions could cause privilege escalation for issue attachments in JetBrains YouTrack. Rated critical severity (C

CVE-2019-12866 CRITICAL
9.8 Jul 03

An Insecure Direct Object Reference, with Authorization Bypass through a User-Controlled Key, was possible in JetBrains

CVE-2019-12850 CRITICAL
9.8 Jul 03

A query injection was possible in JetBrains YouTrack. Rated critical severity (CVSS 9.8), this vulnerability is remotely

CVE-2021-37549 CRITICAL
9.1 Aug 06

In JetBrains YouTrack before 2021.1.11111, sandboxing in workflows was insufficient. Rated critical severity (CVSS 9.1),

CVE-2026-28193 HIGH
8.8 Feb 25

Authenticated users in JetBrains YouTrack versions prior to 2025.3.121962 can bypass authorization controls to access th

CVE-2021-25765 HIGH
8.8 Feb 03

In JetBrains YouTrack before 2020.4.4701, CSRF via attachment upload was possible. Rated high severity (CVSS 8.8), this

CVE-2020-15817 HIGH
8.8 Aug 08

In JetBrains YouTrack before 2020.1.1331, an external user could execute commands against arbitrary issues. Rated high s

Share

CVE-2021-43185 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy