How severe is CVE-2023-3509?

CVE-2023-3509 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-3509 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3509?

CVE-2023-3509 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-3509?

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

Does CVE-2023-3509 have an EU (EUVD) identifier?

Yes. CVE-2023-3509 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-44168.

When was CVE-2023-3509 published?

CVE-2023-3509 was published on 2024-02-21 and last updated on 2026-06-17.

CVE-2023-3509

CVE-2023-3509 is a low-severity vulnerability in Gitlab with a CVSS 3.x base score of 3.7. 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-863.

Key facts

Severity: Low (CVSS 3.x base score 3.7)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-44168
Weakness: CWE-863
Affected product: Gitlab
Published: 2024-02-21
Last modified: 2026-06-17

Description

An issue has been discovered in GitLab affecting all versions before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. It was possible for group members with sub-maintainer role to change the title of privately accessible deploy keys associated with projects in the group.

Frequently asked questions

What is CVE-2023-3509?: An issue has been discovered in GitLab affecting all versions before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. It was possible for group members with sub-maintainer role to change the title of privately accessible deploy keys associated with projects in the group.
How severe is CVE-2023-3509?: CVE-2023-3509 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-3509 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3509?: CVE-2023-3509 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-3509?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-3509 have an EU (EUVD) identifier?: Yes. CVE-2023-3509 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-44168.
When was CVE-2023-3509 published?: CVE-2023-3509 was published on 2024-02-21 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:16.9.0:*:*:*:*:*:*:*

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