Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-59791

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
10/07/2026
Last modified:
10/07/2026

Description

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

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 3.50 LOW
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): None

Base Score 3.x
3.50
Severity 3.x
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:* 2026.2.17012 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools