CVE-2023-1555 describes a vulnerability in GitLab, affecting all versions from 15.2 before 16.1.5, 16.2 before 16.2.5, and 16.3 before 16.3.1, where a banned user at the namespace level can still access the API. This medium-severity vulnerability (CVSS 4.3) has a low attack complexity and requires low privileges, potentially leading to unauthorized information disclosure (I:L). There is no evidence of active exploitation, and no public exploit code is available in Metasploit, Nuclei, or ExploitDB. While there is limited community discussion and media coverage, patches have been released in GitLab security updates.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 15.2.0, < 16.1.5CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | ||
>= 15.2.0, < 16.1.5CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | ||
>= 16.2, < 16.2.5CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | ||
>= 16.2, < 16.2.5CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | ||
16.3.0CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:16.3.0:*:*:*:community:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.