JetBrainsCVE-2026-59791

JetBrains YouTrack: clickjacking

Low3.5CVE-2026-59791 · Published Jul 10, 2026

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

JetBrains advisory

Affected versions

Package	Affected	Fixed in
YouTrack Product	< 2026.2.17012	2026.2.17012

Details and references

CVSS 3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Severity from: the vendor (its own CVE record or advisory)
Weakness: CWE-1021

More JetBrains advisories

Date	Advisory	Severity	Fixed in
Jul 10	JetBrains YouTrack: cross-site scripting Low3.5Jul 10 CVE-2026-614922026.2.17394	Low3.5	2026.2.17394
Jul 10	JetBrains IntelliJ IDEA: code execution via path traversal Critical9.6Jul 10 CVE-2026-597922026.1.4+1 more	Critical9.6	2026.1.4+1 more
Jul 10	In JetBrains TeamCity before 2026.1.2 arbitrary file access was possible via... High8.8Jul 10 CVE-2026-597932026.1.2	High8.8	2026.1.2
Jul 10	JetBrains TeamCity: cross-site scripting High7.3Jul 10 CVE-2026-597942026.1.2	High7.3	2026.1.2
Jul 10	JetBrains TeamCity: cross-site scripting High8.1Jul 10 CVE-2026-597952026.1.2	High8.1	2026.1.2
Jul 10	JetBrains TeamCity: insecure permissions High8.1Jul 10 CVE-2026-597962026.1.2	High8.1	2026.1.2

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