In JetBrains YouTrack before 2026.2.17012 cSS injection via Mermaid diagram rendering was possible

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

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.

Key SSVC decision points have not yet been added.

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 < 2026.2.17012

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Project Subscriptions

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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
History

Fri, 10 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
Description In JetBrains YouTrack before 2026.2.17012 cSS injection via Mermaid diagram rendering was possible
Weaknesses CWE-1021
References
Metrics cvssV3_1

{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: JetBrains

Published:

Updated: 2026-07-10T14:18:56.699Z

Reserved: 2026-07-07T09:41:06.835Z

Link: CVE-2026-59791

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses