What is CVE-2026-123299?

CVE-2026-123299 is a low-severity vulnerability in Jetbrains Hub, classified under Incorrect Authorization. CVSS score: 3.1/10. Published 2026-11-06.

How severe is CVE-2026-123299?

Low severity. CVSS v3 base score is 3.1 out of 10.

Auth bypass in Jetbrains Hub

CVE-2026-123299

In JetBrains Hub before 2026.2.52519 information disclosure via user search queries was possible

Vulnerability class: Broken Access Control

Published 2026-11-06 · last modified 2026-11-06.

CVSS v3 metric

CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (12.2th percentile), scored 2026-11-09.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 12.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Jetbrains Hub

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

www.jetbrains.com/privacy-security/issues-fixed/

Frequently asked questions

What is CVE-2026-123299?: CVE-2026-123299 is a low-severity vulnerability in Jetbrains Hub, classified under Incorrect Authorization. CVSS score: 3.1/10. Published 2026-11-06.
How severe is CVE-2026-123299?: Low severity. CVSS v3 base score is 3.1 out of 10.