CVE-2026-59791CWE-1021

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

Low · published July 10, 2026

CVSS v3.1
3.5
EPSS
0%
Percentile
12.9
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
3.5 · LOW
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00229 · 12.9th percentile
Weakness
CWE-1021 · Improper Restriction of Rendered UI Layers or Frames
Published
2026-07-10T14:18Z
EPSS history
Timeline
  • 10 JUL 14:18Z
    In JetBrains YouTrack before 2026.2.17012 cSS injection via Mermaid diagram rendering was possible
    cvelistv5