How severe is CVE-2025-9958?

CVE-2025-9958 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-9958 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-9958?

CVE-2025-9958 primarily affects Gitlab. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-9958?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-9958 have an EU (EUVD) identifier?

Yes. CVE-2025-9958 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31322.

When was CVE-2025-9958 published?

CVE-2025-9958 was published on 2025-09-26 and last updated on 2026-10-19.

CVE-2025-9958

CVE-2025-9958 is a high-severity vulnerability in Gitlab with a CVSS 3.x base score of 7.7. 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-201.

Key facts

Severity: High (CVSS 3.x base score 7.7)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-31322
Weakness: CWE-201
Affected product: Gitlab
Published: 2025-09-26
Last modified: 2026-10-19

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 14.10 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1, that could have allowed Guest users to access sensitive information stored in virtual registry configurations.

Frequently asked questions

What is CVE-2025-9958?: An issue has been discovered in GitLab CE/EE affecting all versions from 14.10 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1, that could have allowed Guest users to access sensitive information stored in virtual registry configurations.
How severe is CVE-2025-9958?: CVE-2025-9958 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-9958 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-9958?: CVE-2025-9958 primarily affects Gitlab. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-9958?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-9958 have an EU (EUVD) identifier?: Yes. CVE-2025-9958 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31322.
When was CVE-2025-9958 published?: CVE-2025-9958 was published on 2025-09-26 and last updated on 2026-10-19.

References

Affected products (4)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:18.4.0:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:18.4.0:*:*:*:enterprise:*:*:*

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