Medium severity · published Sep 16, 2026
CVE-2026-19619
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
4.7
CVSS
0.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
GitLab · GitLab
19.0 before 19.1.8; 19.2 before 19.2.6; 19.3 before 19.3.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-19619
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-19619
Release Notes
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-3-2-released/
Broken Link
https://gitlab.com/gitlab-org/gitlab/-/work_items/612792
Permissions Required
https://hackerone.com/reports/3808840
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