Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab
Published Mar 25, 2026 · Updated Oct 23, 2026 · Also known as BIT-gitlab-2026-2995
Original summary
Normalized public record · Updated Oct 23, 2026
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- MEDIUM
- Confidence
- 10%
- Aliases
- BIT-gitlab-2026-2995
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
Record history
Published Mar 25, 2026 · Last refreshed Oct 23, 2026