EUVD-2026-72504
GHSA-q74j-63h6-88mm
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Network-reachable IDOR requires only authenticated low-privilege account (PR:L); read-only access to private saved searches yields C:H with no integrity or availability impact.
Primary rating from Vendor (JetBrains).
CVSS VectorVendor: JetBrains
Lifecycle Timeline
3DescriptionCVE.org
In JetBrains YouTrack before 2026.2.18634 iDOR via the watchRules and issueListConfig endpoints exposed private saved searches
AnalysisAI
Insecure Direct Object Reference in JetBrains YouTrack before version 2026.2.18634 permits authenticated users to access other users' private saved searches through the watchRules and issueListConfig API endpoints. The endpoints fail to enforce authorization checks on user-controlled object identifiers, allowing horizontal privilege escalation without elevated permissions. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid authenticated YouTrack user session, confirmed by the CVSS PR:L metric - unauthenticated attackers cannot exploit this flaw. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 score of 6.5 with vector AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N accurately reflects a medium-severity network-reachable flaw requiring only low-privilege authentication (PR:L), consistent with the collaborative nature of YouTrack where many project contributors hold valid accounts. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Upgrade JetBrains YouTrack to version 2026.2.18634 or later, which remediates the missing authorization checks on the watchRules and issueListConfig endpoints per the JetBrains security advisory at https://www.jetbrains.com/privacy-security/issues-fixed/. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Privilege escalation in JetBrains YouTrack before version 2026.2.18634 enables authenticated low-privileged users to alt
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External POC / Exploit Code
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