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TI-2026-36559 Aliases CVE-2026-49386GHSA-gc2g-wv59-8j3r

Authorization bypass in JetBrains YouTrack

Priority LOW 28CWE-639Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-639.

Summary

In JetBrains YouTrack before 2026.1.13570 improper access control allowed enumeration of restricted issues and articles on Planning Canvas

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00258 17th percentileScored 2026-11-07
Fix Fixed YouTrack (JetBrains): 2026.1.13570

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
JetBrainsYouTrackbefore 2026.1.135702026.1.13570Patch availableCNA
  • YouTrack VendorJetBrains Affected before 2026.1.13570 Fixed in 2026.1.13570 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*before 2026.1.13570VulnerableJetBrains
  • cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:* Versions before 2026.1.13570 Vulnerable ·JetBrains

Remediation

  • Fix · CNA YouTrack (JetBrains) Fixed in 2026.1.13570

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    JetBrains YouTrack 2026.1.13570

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2026-36558 Missing authorization in JetBrains YouTrackPriority LOW 28
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-49386
  2. 2026-10-03 Alias added: GHSA-gc2g-wv59-8j3r

References

Advisory 1

  • TI-2026-44538 Missing authentication in JetBrains YouTrack CVSS 3.1CRITICAL 10.0
  • TI-2022-08314 JetBrains YouTrack before 2021.4.40426 was vulnerable to SSTI (Server-Side Template Injection) via FreeMarker templates. CVSS 3.1CRITICAL 9.8
  • TI-2026-52731 Authentication bypass in JetBrains YouTrack CVSS 3.1CRITICAL 9.1
  • TI-2021-07854 In JetBrains YouTrack before 2020.5.3123, server-side template injection (SSTI) was… CVSS 3.1CRITICAL 9.8
  • TI-2021-19197 JetBrains YouTrack before 2021.3.23639 is vulnerable to Host header injection. CVSS 3.1CRITICAL 9.8
  • TI-2019-09636 Certain actions could cause privilege escalation for issue attachments in JetBrains… CVSS 3.0CRITICAL 9.8
See all 156 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences