Name: CVE-2026-1090: Improper Neutralization of Input During Web Page Generation
Creator: Rapid7
Published: 2026-03-11T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-1090, CVSS 8.7, EPSS 0.00019

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.6 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user, when the `markdown_placeholders` feature flag was enabled, to inject JavaScript in a browser due to improper sanitization of placeholder content in markdown processing.

CVSS Details

CVSS 3.1 Base Score: 8.7
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Freebsd	—	Upgrade gitlab-ceUpgrade gitlab-ee	Mar 12, 2026	Mar 11, 2026
Gitlab Gitlab	—	Upgrade Gitlab to the latest version	Mar 12, 2026	Mar 11, 2026

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CVSS Details

Covered by Rapid7

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