CVE-2025-57731

HIGH
2025-08-20 [email protected]
8.7
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:07 vuln.today
CVE Published
Aug 20, 2025 - 10:15 nvd
HIGH 8.7

Tags

XSS Youtrack

Description

In JetBrains YouTrack before 2025.2.92387 stored XSS was possible via Mermaid diagram content

Analysis

In JetBrains YouTrack before 2025.2.92387 stored XSS was possible via Mermaid diagram content. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. In JetBrains YouTrack before 2025.2.92387 stored XSS was possible via Mermaid diagram content Affected products include: Jetbrains Youtrack. Version information: before 2025.2.92387.

Affected Products

Jetbrains Youtrack.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +44
POC: 0

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CVE-2025-57731 vulnerability details – vuln.today
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