How severe is CVE-2025-6945?

CVE-2025-6945 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-6945 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-6945?

CVE-2025-6945 affects Gitlab. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-6945?

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

Does CVE-2025-6945 have an EU (EUVD) identifier?

Yes. CVE-2025-6945 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-197691.

When was CVE-2025-6945 published?

CVE-2025-6945 was published on 2025-11-15 and last updated on 2026-06-17.

CVE-2025-6945

CVE-2025-6945 is a low-severity vulnerability in Gitlab with a CVSS 3.x base score of 3.5. 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-77.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-197691
Weakness: CWE-77
Affected product: Gitlab
Published: 2025-11-15
Last modified: 2026-06-17

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 17.8 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to leak sensitive information from confidential issues by injecting hidden prompts into merge request comments.

Frequently asked questions

What is CVE-2025-6945?: GitLab has remediated an issue in GitLab EE affecting all versions from 17.8 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to leak sensitive information from confidential issues by injecting hidden prompts into merge request comments.
How severe is CVE-2025-6945?: CVE-2025-6945 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-6945 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-6945?: CVE-2025-6945 affects Gitlab. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-6945?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-6945 have an EU (EUVD) identifier?: Yes. CVE-2025-6945 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-197691.
When was CVE-2025-6945 published?: CVE-2025-6945 was published on 2025-11-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

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