What’s Vulnerable › Vulnerabilities

CVE-2026-103488

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-01 · updated 2026-10-05
• Weakness: CWE-863

Description

In JetBrains YouTrack before 2026.2.19422 missing authorisation allowed authenticated users to add themselves to project teams and access restricted issues

Affected products

• JetBrains YouTrack: before 2026.2.19422 — fixed in 2026.2.19422

How to fix

Upgrade to a fixed version: JetBrains YouTrack 2026.2.19422. Check the vendor advisory for mitigations.

References

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

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