How severe is CVE-2023-6678?

CVE-2023-6678 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2023-6678 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-6678?

CVE-2023-6678 affects Gitlab. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-6678?

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

Does CVE-2023-6678 have an EU (EUVD) identifier?

Yes. CVE-2023-6678 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-58900.

When was CVE-2023-6678 published?

CVE-2023-6678 was published on 2024-04-12 and last updated on 2026-06-17.

CVE-2023-6678

CVE-2023-6678 is a medium-severity vulnerability in Gitlab with a CVSS 3.x base score of 4.3. 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-1333.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-58900
Weakness: CWE-1333
Affected product: Gitlab
Published: 2024-04-12
Last modified: 2026-06-17

Description

An issue has been discovered in GitLab EE affecting all versions before 16.8.6, all versions starting from 16.9 before 16.9.4, all versions starting from 16.10 before 16.10.2. It was possible for an attacker to cause a denial of service using malicious crafted content in a junit test report file.

Frequently asked questions

What is CVE-2023-6678?: An issue has been discovered in GitLab EE affecting all versions before 16.8.6, all versions starting from 16.9 before 16.9.4, all versions starting from 16.10 before 16.10.2. It was possible for an attacker to cause a denial of service using malicious crafted content in a junit test report file.
How severe is CVE-2023-6678?: CVE-2023-6678 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2023-6678 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-6678?: CVE-2023-6678 affects Gitlab. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-6678?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-6678 have an EU (EUVD) identifier?: Yes. CVE-2023-6678 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-58900.
When was CVE-2023-6678 published?: CVE-2023-6678 was published on 2024-04-12 and last updated on 2026-06-17.

References

Affected products (1)

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

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