CVE-2023-1555
CVE-2023-1555 is a low-severity vulnerability in Gitlab with a CVSS 3.x base score of 2.7. 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-262.
Key facts
- Severity: Low (CVSS 3.x base score 2.7)
- EPSS exploit prediction: 0% (31st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-262
- Affected product: Gitlab
- Published:
- Last modified:
Description
An issue has been discovered in GitLab affecting all versions starting from 15.2 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. A namespace-level banned user can access the API.
Frequently asked questions
- What is CVE-2023-1555?
- An issue has been discovered in GitLab affecting all versions starting from 15.2 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. A namespace-level banned user can access the API.
- How severe is CVE-2023-1555?
- CVE-2023-1555 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
- Is CVE-2023-1555 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-1555?
- CVE-2023-1555 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-2023-1555?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-1555 published?
- CVE-2023-1555 was published on 2023-09-01 and last updated on 2026-06-17.
References
Affected products (4)
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:16.3.0:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:16.3.0:*:*:*:enterprise:*:*:*
More vulnerabilities in Gitlab
- CVE-2024-45409 — Critical (CVSS 10.0): The Ruby SAML library is for implementing the client side of a SAML authorization. Ruby-SAML in <= 12.2 and 1.13.0 <=…
- CVE-2023-7028 — Critical (CVSS 10.0): An issue has been discovered in GitLab CE/EE affecting all versions from 16.1 prior to 16.1.6, 16.2 prior to 16.2.9,…
- CVE-2023-2825 — Critical (CVSS 10.0): An issue has been discovered in GitLab CE/EE affecting only version 16.0.0. An unauthenticated malicious user can use a…
- CVE-2022-0735 — Critical (CVSS 10.0): An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.10 before 14.6.5, all versions…
- CVE-2021-22205 — Critical (CVSS 10.0): An issue has been discovered in GitLab CE/EE affecting all versions starting from 11.9. GitLab was not properly…
- CVE-2019-9174 — Critical (CVSS 10.0): An issue was discovered in GitLab Community and Enterprise Edition before 11.6.10, 11.7.x before 11.7.6, and 11.8.x…
Other CWE-262 vulnerabilities
- CVE-2026-50101 — High (CVSS 8.1): Naxclow devices use a server-side, per-device relay credential that never rotates and is re-issued to the device on…
- CVE-2025-60010 — Medium (CVSS 5.4): A password aging vulnerability in the RADIUS client of Juniper Networks Junos OS and Junos OS Evolved allows an…
- CVE-2023-2022 — Medium (CVSS 4.3): An issue has been discovered in GitLab CE/EE affecting all versions starting before 16.0.8, all versions starting from…
- CVE-2025-58435 — Medium (CVSS 4.1): Open OnDemand is an open-source HPC portal. Prior to versions 3.1.15 and 4.0.7, noVNC interactive applications did not…