How severe is CVE-2025-54527?

CVE-2025-54527 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-54527 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-54527?

CVE-2025-54527 affects Jetbrains Youtrack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-54527?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-54527 have an EU (EUVD) identifier?

Yes. CVE-2025-54527 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22927.

When was CVE-2025-54527 published?

CVE-2025-54527 was published on 2025-07-28 and last updated on 2026-06-17.

CVE-2025-54527

CVE-2025-54527 is a medium-severity vulnerability in Jetbrains Youtrack with a CVSS 3.x base score of 6.1. 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-1021.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-22927
Weakness: CWE-1021
Affected product: Jetbrains Youtrack
Published: 2025-07-28
Last modified: 2026-06-17

Description

In JetBrains YouTrack before 2025.2.86935, 2025.2.87167, 2025.3.87341, 2025.3.87344 improper iframe configuration in widget sandbox allows popups to bypass security restrictions

Frequently asked questions

What is CVE-2025-54527?: In JetBrains YouTrack before 2025.2.86935, 2025.2.87167, 2025.3.87341, 2025.3.87344 improper iframe configuration in widget sandbox allows popups to bypass security restrictions
How severe is CVE-2025-54527?: CVE-2025-54527 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-54527 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-54527?: CVE-2025-54527 affects Jetbrains Youtrack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-54527?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-54527 have an EU (EUVD) identifier?: Yes. CVE-2025-54527 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22927.
When was CVE-2025-54527 published?: CVE-2025-54527 was published on 2025-07-28 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*

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