CVE-2026-75045

CVE-2026-75045 is a critical-severity vulnerability in Jetbrains Youtrack with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-288.

Key facts

Description

In JetBrains YouTrack before 2025.3.156085, 2026.1.13913, 2026.2.18112 an unauthenticated attacker could download database backups via shared draft signature

Frequently asked questions

What is CVE-2026-75045?
In JetBrains YouTrack before 2025.3.156085, 2026.1.13913, 2026.2.18112 an unauthenticated attacker could download database backups via shared draft signature
How severe is CVE-2026-75045?
CVE-2026-75045 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2026-75045 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-75045?
CVE-2026-75045 affects Jetbrains Youtrack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-75045?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2026-75045 published?
CVE-2026-75045 was published on 2026-08-17 and last updated on 2026-09-15.

References

Affected products (1)

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