Vulnerability · 1 source · latest 1h

JetBrains advisory AV26-1132 flags vulnerabilities in six products, with fixed versions available

VULNERABILITYCanadian Centre for Cyber Securityredteam/daily · 1 source

Severity: Medium
Sources: 1

What happened

JetBrains advisory AV26-1132 (6 November 2026) covers CLion before 2026.3 and before 2026.2.4.1, Datalore before 2026.4 and before 2026.2.4, Hub before 2026.2.52519 and before 2026.2.52556, Ktor before 3.6.1, and multiple versions of IntelliJ IDEA and YouTrack. The advisory names no CVE IDs, CVSS scores or exploitation details, so the impact is unconfirmed. Defenders should inventory these products and update to the fixed builds, then check the JetBrains security post for the specific CVEs.

For security analysts · Written by AI from 1 source · Wrong?

What to do

Check whether your organisation uses CLion, Datalore, Hub, IntelliJ IDEA, Ktor or YouTrack.
Update CLion to 2026.3 or 2026.2.4.1 or later, depending on your release branch.
Update Datalore to 2026.4 or 2026.2.4 or later, and Hub to 2026.2.52519 or 2026.2.52556 or later, depending on your branch.
Update Ktor to 3.6.1 or later and review the JetBrains blog for the fixed IntelliJ IDEA and YouTrack versions.