CVE catalog
CVE-2026-10086
GitLab has remediated an issue in GitLab EE affecting all versions from 16.4 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 authenticate
- Severity
- High · CVSS 8.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.35% · Oct 25, 2026
GitLab has remediated an issue in GitLab EE affecting all versions from 16.4 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 with developer-role permissions to execute arbitrary client-side code in the context of another user's session, due to improper sanitization of user-supplied input.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | gitlab | Not reported | 18.11.6 | fixed |
| Cpe | gitlab | Not reported | 19.0.3 | fixed |
| Cpe | gitlab | Not reported | Not reported | unknown |
| Cpe | gitlab | Not reported | Not reported | unknown |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | gitlab | cpe | Not reported | 18.11.6 | Not reported | Not reported | Not reported |
| Cpe | gitlab | cpe | Not reported | 19.0.3 | Not reported | Not reported | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/]
- [https://gitlab.com/gitlab-org/gitlab/-/work_items/601634]
- [https://hackerone.com/reports/3734800]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-10086]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2070.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)]