CVE-2025-4979 – GitLab Information Disclosure Vulnerability

The following table lists the changes that have been made to the
CVE-2025-4979 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    May. 22, 2025

    Action Type Old Value New Value
    Added Description An issue has been discovered in GitLab CE/EE affecting all versions before 17.10.7, 17.11 before 17.11.3, and 18.0 before 18.0.1. An attacker may be able to reveal masked or hidden CI variables (that they did not author) in the WebUI, by simply creating their own variable and observing the HTTP response.
    Added CVSS V3.1 AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
    Added CWE CWE-1220
    Added Reference https://gitlab.com/gitlab-org/gitlab/-/issues/524455
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