Detections
Analytics

JetBrains YouTrack < 2025.3.169041 / 2026.1.x < 2026.1.14137 / 2026.2.x < 2026.2.19562 Missing Authorization (CVE-2026-123335)

low Nessus Plugin ID 379542

Synopsis

The remote host is affected by a missing authorization vulnerability.

Description

The version of JetBrains YouTrack installed on the remote host is prior to 2025.3.169041, or 2026.1.x prior to 2026.1.14137, or 2026.2.x prior to 2026.2.19562. It is, therefore, affected by a missing authorization vulnerability:

 - In JetBrains YouTrack before 2026.2.19562, 2026.1.14137, 2025.3.169041 missing authorization allowed attaching tags to any issue via the tag issues collection. (CVE-2026-123335)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to JetBrains YouTrack version 2025.3.169041, 2026.1.14137, 2026.2.19562, or later.

See Also

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

Plugin Details

Severity: Low

ID: 379542

File Name: jetbrains_youtrack_CVE-2026-123335.nasl

Version: 1.1

Type: Local

Agent: windows, macosx, unix

Family: Misc.

Published: 11/12/2026

Updated: 11/12/2026

Configuration: Enable thorough checks (optional)

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

CVSS v2

Risk Factor: Medium

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N

CVSS Score Source: CVE-2026-123335

CVSS v3

Risk Factor: Low

Base Score: 3.5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Vulnerability Information

CPE: cpe:/a:jetbrains:youtrack

Required KB Items: installed_sw/JetBrains YouTrack

Patch Publication Date: 10/5/2026

Vulnerability Publication Date: 11/6/2026

Reference Information

CVE: CVE-2026-123335