CVE-2026-123294

CRITICAL
INFO Priority: 0.04 BB Relevance: 69/100
Published: 2026-11-06 Modified: 2026-11-07 First seen: 2026-11-06 Status: active

Attack Surface

Network Low Complexity No Interaction Conf. Impact Integ. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: Changed
C: High
I: High
A: None

Description

In JetBrains Hub before 2026.2.52556 privilege escalation was possible by changing email authentication details during the verification flow

Weakness Classification (1)

Affected Software (3)

VendorProductVersion
JetBrains Hub 0 < 2026.2.52556
JetBrains Hub 0 < 2026.2.52556
JetBrains Hub 0 < 2026.2.52556

Bug Bounty Relevance

69 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

9.6 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

EPSS — Exploitation Probability

0.44%
Raw Score 0.004380
Percentile 38.6%
Date 2026-11-13

EPSS Trend

2026-11-13
0.00438
2026-11-12
0.00438
2026-11-10
0.00438
2026-11-09
0.00438
2026-11-08
0.00438
2026-11-07
0.00438

Intelligence Sources

mitre ref →
nvd ref →