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338 vulnerabilities found for YouTrack by JetBrains
CVE-2026-100280 (GCVE-0-2026-100280)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 creating a project from an unreadable custom template was possible
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:28 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100279 (GCVE-0-2026-100279)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 changing an integration URL exposed its stored credentials
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:28 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100278 (GCVE-0-2026-100278)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 users with restricted permission could edit and hide other users' comments
Severity
4.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:29 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100277 (GCVE-0-2026-100277)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 account takeover was possible by replaying a notification signature
Severity
8.9 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:29 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100276 (GCVE-0-2026-100276)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 guest users could remove a workflow action's visibility restriction and run the action
Severity
5.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:29 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100275 (GCVE-0-2026-100275)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 stored XSS in the workflow error notification toast was possible
Severity
6.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:31 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100274 (GCVE-0-2026-100274)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 project Admin could trigger DoS via a notification template
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:32 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100273 (GCVE-0-2026-100273)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 authorisation bypass in the scripts debugger allowed arbitrary code execution
Severity
8.2 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:33 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100272 (GCVE-0-2026-100272)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 missing authorisation in the notification template preview allowed Project Administrators to read restricted issues
Severity
4.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:33 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100271 (GCVE-0-2026-100271)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 missing authorisation on several endpoints allowed authenticated users to access information from other projects
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:33 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100270 (GCVE-0-2026-100270)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 low-level Admin Read permission users could disclose integration credentials via import configurations
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:34 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100269 (GCVE-0-2026-100269)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 helpdesk project's Authorized Reporters list could be bypassed
Severity
4.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:34 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100268 (GCVE-0-2026-100268)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 project administrators could read comments from other projects via notification templates
Severity
7.7 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:34 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100267 (GCVE-0-2026-100267)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 reDoS attack was possible via mailbox regex mail-rule filters
Severity
5.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:34 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100264 (GCVE-0-2026-100264)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.18991 stored SMTP server credentials could be disclosed by changing the server host
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:34 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100263 (GCVE-0-2026-100263)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.18991 stored HTML injection via the User-Agent header was possible
Severity
4.7 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:35 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100262 (GCVE-0-2026-100262)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.18991 missing authorisation allowed users with read-only project access to overwrite project notification templates
Severity
7.6 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:38 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100261 (GCVE-0-2026-100261)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.18991 changing article visibility settings was possible without update permission
Severity
5.4 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:38 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100260 (GCVE-0-2026-100260)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.18991 mailbox integration allowed authentication after a password reset
Severity
5.3 (Medium)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:39 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100259 (GCVE-0-2026-100259)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.18991 improper access control on Gantt chart allowed edits by users with view-only access
Severity
4.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:39 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100258 (GCVE-0-2026-100258)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.18991 missing authorisation allowed read-only users to read project settings
Severity
4.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:40 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100257 (GCVE-0-2026-100257)
Vulnerability from nvd – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.18991 sSRF via stored XHTML injection was possible during PDF export
Severity
4.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:35 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100280 (GCVE-0-2026-100280)
Vulnerability from cvelistv5 – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 creating a project from an unreadable custom template was possible
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:28 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100279 (GCVE-0-2026-100279)
Vulnerability from cvelistv5 – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 changing an integration URL exposed its stored credentials
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:28 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100278 (GCVE-0-2026-100278)
Vulnerability from cvelistv5 – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 users with restricted permission could edit and hide other users' comments
Severity
4.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:29 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100277 (GCVE-0-2026-100277)
Vulnerability from cvelistv5 – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 account takeover was possible by replaying a notification signature
Severity
8.9 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:29 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100276 (GCVE-0-2026-100276)
Vulnerability from cvelistv5 – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 guest users could remove a workflow action's visibility restriction and run the action
Severity
5.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:29 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100275 (GCVE-0-2026-100275)
Vulnerability from cvelistv5 – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 stored XSS in the workflow error notification toast was possible
Severity
6.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:31 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100274 (GCVE-0-2026-100274)
Vulnerability from cvelistv5 – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 project Admin could trigger DoS via a notification template
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:32 UTC
CWE
Assigner
References
1 reference
Impacted products
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CVE-2026-100273 (GCVE-0-2026-100273)
Vulnerability from cvelistv5 – Published: 2026-09-30 15:17 – Updated: 2026-09-30 15:48
VLAI
EPSS
VEX
Summary
In JetBrains YouTrack before 2026.2.19197 authorisation bypass in the scripts debugger allowed arbitrary code execution
Severity
8.2 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-30 15:33 UTC
CWE
Assigner
References
1 reference
Impacted products
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