CVE-2021-31903

MEDIUM

JetBrains YouTrack < 2021.1.9819 - Stored Cross-Site Scripting via Pull Request Title

Title source: llm
STIX 2.1

Description

In JetBrains YouTrack before 2021.1.9819, a pull request's title was sanitized insufficiently, leading to XSS.

References (2)

Core 2
Core References
Vendor Advisory x_refsource_misc
https://blog.jetbrains.com

Scores

CVSS v3 6.1
EPSS 0.0001
EPSS Percentile 0.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (1)
jetbrains/youtrack < 2021.1.9819
Published May 11, 2021
Tracked Since Feb 18, 2026