Advisoriesby IbisGitLabCVE-2026-19619
GitLab: cross-site scripting
Fix: upgrade to 19.1.8 or later (3 fixed versions below)
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.0 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an unauthenticated user to execute arbitrary JavaScript in the context of a targeted user's session due to improper sanitization of pasted HTML content in the Content Editor.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| GitLab Product | >= 19.0, < 19.1.8 | 19.1.8 |
| >= 19.2, < 19.2.6 | 19.2.6 | |
| >= 19.3, < 19.3.2 | 19.3.2 |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-79