CVE-2026-103489

In JetBrains YouTrack before 2026.2.19422 hTML injection in VCS command failure notifications was possible

CVSS v3 2.0 LOW

2.0^/10

CVSS v3 : LOW

Vector :

Exploitability : 0.5 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://www.jetbrains.com/privacy-security/issues-fixed/	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*

History

05 Oct 2026, 12:43

Type	Values Removed	Values Added
First Time		Jetbrains Jetbrains youtrack
References	~~() https://www.jetbrains.com/privacy-security/issues-fixed/ -~~	() https://www.jetbrains.com/privacy-security/issues-fixed/ - Vendor Advisory
CPE		cpe:2.3:a:jetbrains:youtrack::::::::

01 Oct 2026, 10:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-01 10:17

Updated : 2026-10-05 12:43

NVD link : CVE-2026-103489

Mitre link : CVE-2026-103489

CVE.ORG link : CVE-2026-103489

JSON object : View

Products Affected

jetbrains

youtrack

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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