What is GHSA-3vff-55hr-vh4w?

GHSA-3vff-55hr-vh4w is a security advisory published by GitHub Security Advisories with Medium severity. In JetBrains IntelliJ IDEA before 2026.3, 2026.2.4 command execution via a hidden run control in...

Which CVE IDs does GHSA-3vff-55hr-vh4w cover?

GHSA-3vff-55hr-vh4w covers the following CVE IDs: CVE-2026-123311. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-3vff-55hr-vh4w?

GHSA-3vff-55hr-vh4w has a CVSS v3 base score of 5.3, published by GitHub Security Advisories.

GHSA-3vff-55hr-vh4wMediumCVSS 5.3

In JetBrains IntelliJ IDEA before 2026.3, 2026.2.4 command execution via a hidden run control in...

Vendor

GitHub Security Advisories

Published

November 6, 2026

Last Modified

November 6, 2026

🔗 CVE IDs covered (1)

CVE-2026-123311 →

📋 Description

In JetBrains IntelliJ IDEA before 2026.3, 2026.2.4 command execution via a hidden run control in the Markdown preview was possible

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-123311
https://www.jetbrains.com/privacy-security/issues-fixed
https://github.com/advisories/GHSA-3vff-55hr-vh4w