CVE-2026-10087
HIGHImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
Title source: cnaDescription
GitLab has remediated an issue in GitLab EE affecting all versions from 17.1 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute arbitrary client-side code on behalf of a targeted user due to improper input sanitization in the Analytics Dashboard.
References (3)
Core 3
Core References
Exploit technical-description
exploit
permissions-required
HackerOne Bug Bounty Report #3759090
https://hackerone.com/reports/3759090
Scores
CVSS v3
8.7
EPSS
0.0043
EPSS Percentile
33.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-79
Status
published
Products (4)
GitLab/GitLab
17.1 - 18.10.8
gitlab/gitlab
17.1.0 - 18.10.8 (2 CPE variants)
GitLab/GitLab
18.11 - 18.11.5
GitLab/GitLab
19.0 - 19.0.2
Published
Jun 11, 2026
Tracked Since
Jun 11, 2026