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Vulnerability record · CVE-2026-86479 · published 7 September 2026

CVE-2026-86479: Missing authorization vulnerability

In JetBrains YouTrack before 2026.2.18788, 2026.1.14055, 2025.3.161254 missing authorisation allowed access to restricted REST API resources via IDOR

8.1 CVSS 3.1 High EPSS 0.35% · top 74.0% CWE-862 · Missing authorization Deferred
8.1CVSS 3.1 base score
0.35%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
9 Sep 2026Last modified by NVD

Description

In JetBrains YouTrack before 2026.2.18788, 2026.1.14055, 2025.3.161254 missing authorisation allowed access to restricted REST API resources via IDOR

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

References

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

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Source: NIST National Vulnerability Database (record CVE-2026-86479), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.