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

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
JetBrains YouTrack unaffected
Version Status Constraints
0 affected < 2026.2.19422

No data.

No data.

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Vendors Products
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Youtrack Subscribe

Project Subscriptions

Vendors Products
Jetbrains Subscribe
Youtrack Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.jetbrains.com/privacy-security/issues-fixed/ cve-icon cve-icon
History

Thu, 01 Oct 2026 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains youtrack
Vendors & Products Jetbrains
Jetbrains youtrack

Thu, 01 Oct 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 01 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
Title HTML Injection in VCS Command Failure Notifications in JetBrains YouTrack

Thu, 01 Oct 2026 09:30:00 +0000

Type Values Removed Values Added
Description In JetBrains YouTrack before 2026.2.19422 hTML injection in VCS command failure notifications was possible
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: JetBrains

Published:

Updated: 2026-10-01T13:37:00.648Z

Reserved: 2026-09-30T17:07:12.876Z

Link: CVE-2026-103489

cve-icon Vulnrichment

Updated: 2026-10-01T13:31:21.051Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-10-01T10:17:14.297

Modified: 2026-10-01T14:17:25.013

Link: CVE-2026-103489

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-01T15:00:10Z

Weaknesses