What is GHSA-mf3r-rhrx-xp7c?

GHSA-mf3r-rhrx-xp7c is a security advisory published by GitHub Security Advisories with High severity. In JetBrains YouTrack before 2025.3.170763, 2026.1.14150, 2026.2.19656 improper URL validation...

Which CVE IDs does GHSA-mf3r-rhrx-xp7c cover?

GHSA-mf3r-rhrx-xp7c covers the following CVE IDs: CVE-2026-123323. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-mf3r-rhrx-xp7c?

GHSA-mf3r-rhrx-xp7c has a CVSS v3 base score of 8.4, published by GitHub Security Advisories.

GHSA-mf3r-rhrx-xp7cHighCVSS 8.4

In JetBrains YouTrack before 2025.3.170763, 2026.1.14150, 2026.2.19656 improper URL validation...

Vendor

GitHub Security Advisories

Published

November 6, 2026

Last Modified

November 6, 2026

🔗 CVE IDs covered (1)

CVE-2026-123323 →

📋 Description

In JetBrains YouTrack before 2025.3.170763, 2026.1.14150, 2026.2.19656 improper URL validation in the app widget host allowed apps to send REST requests without user confirmation

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-123323
https://www.jetbrains.com/privacy-security/issues-fixed
https://github.com/advisories/GHSA-mf3r-rhrx-xp7c