How severe is CVE-2023-0042?

CVE-2023-0042 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-0042 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0042?

CVE-2023-0042 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-2023-0042?

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

When was CVE-2023-0042 published?

CVE-2023-0042 was published on 2023-01-12 and last updated on 2026-06-17.

CVE-2023-0042

CVE-2023-0042 is a medium-severity vulnerability in Gitlab 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-601.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-601
Affected product: Gitlab
Published: 2023-01-12
Last modified: 2026-06-17

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 11.4 prior to 15.5.7, 15.6 prior to 15.6.4, and 15.7 prior to 15.7.2. GitLab Pages allows redirection to arbitrary protocols.

Frequently asked questions

What is CVE-2023-0042?: An issue has been discovered in GitLab CE/EE affecting all versions starting from 11.4 prior to 15.5.7, 15.6 prior to 15.6.4, and 15.7 prior to 15.7.2. GitLab Pages allows redirection to arbitrary protocols.
How severe is CVE-2023-0042?: CVE-2023-0042 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-0042 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0042?: CVE-2023-0042 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-2023-0042?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-0042 published?: CVE-2023-0042 was published on 2023-01-12 and last updated on 2026-06-17.

References

Affected products (2)

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

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