How severe is CVE-2023-0756?

CVE-2023-0756 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-0756 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0756?

CVE-2023-0756 affects Gitlab. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0756?

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

When was CVE-2023-0756 published?

CVE-2023-0756 was published on 2023-05-03 and last updated on 2026-06-17.

CVE-2023-0756

CVE-2023-0756 is a medium-severity vulnerability in Gitlab with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Gitlab
Published: 2023-05-03
Last modified: 2026-06-17

Description

An issue has been discovered in GitLab affecting all versions before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. The main branch of a repository with a specially crafted name allows an attacker to create repositories with malicious code, victims who clone or download these repositories will execute arbitrary code on their systems.

Frequently asked questions

What is CVE-2023-0756?: An issue has been discovered in GitLab affecting all versions before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. The main branch of a repository with a specially crafted name allows an attacker to create repositories with malicious code, victims who clone or download these repositories will execute arbitrary code on their systems.
How severe is CVE-2023-0756?: CVE-2023-0756 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-0756 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0756?: CVE-2023-0756 affects Gitlab. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0756?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-0756 published?: CVE-2023-0756 was published on 2023-05-03 and last updated on 2026-06-17.

References

Affected products (1)

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

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