Vulnerability · Published Jun 25, 2026 · Assigned by GitLab
CVE-2026-1606Improper Control of Generation of Code ('Code Injection') in GitLab
Medium 4.3
In plain English
A medium-severity code injection in GitLab from GitLab. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.4%top 69.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.8 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user to conceal content within a Snippet due to improper input validation.
Affected products (as reported)
Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
References
- HackerOne Bug Bounty Report #3527473 technical-description, exploit, permissions-required
- https://gitlab.com/gitlab-org/gitlab/-/work_items/588128
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/