CVE-2020-12448
Description
GitLab EE 12.8 and later allows Exposure of Sensitive Information to an Unauthorized Actor via NuGet.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
GitLab EE 12.8+ exposes sensitive information to unauthorized users via NuGet feed misconfiguration.
Vulnerability
GitLab EE versions 12.8 and later have a vulnerability in the NuGet package registry that exposes sensitive information to unauthorized actors. The issue allows an attacker to access private project data through the NuGet API without proper authentication.
Exploitation
An attacker can exploit this by sending specially crafted requests to the NuGet feed endpoint, bypassing access controls. No special privileges are required; an unauthenticated user with network access to a GitLab instance can enumerate and retrieve package metadata from private projects.
Impact
Successful exploitation results in disclosure of sensitive information, such as package names, versions, and metadata from private projects, potentially leading to further attacks or data leaks.
Mitigation
The vulnerability is fixed in GitLab EE 12.10.2, released on April 30, 2020 [2]. Users should upgrade to this version or later. For those unable to upgrade, restricting network access to the NuGet API and implementing additional access controls may reduce risk.
AI Insight generated on May 27, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
3- GitLab/GitLab EEdescription
- Range: >=12.8, <12.10.2
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- about.gitlab.com/blog/categories/releases/mitrex_refsource_MISC
- about.gitlab.com/releases/2020/04/30/security-release-12-10-2-released/mitrex_refsource_CONFIRM
News mentions
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