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5.4
CVE-2026-4332PATCHED
gitlab · gitlab

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that, in customizable analytics dashboards, could have allowed an authenticated user to execute arbitrary JavaScript in the context of other users' browsers due to improper input sanitization.

Affected Products

VendorProductVersions
gitlabgitlab18.2, 18.9, 18.10, 18.8.8, 18.9.4, 18.10.2

References

  • https://gitlab.com/gitlab-org/gitlab/-/work_items/593853
  • https://hackerone.com/reports/3600345(technical-description, exploit, permissions-required)
  • https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/

Related News (1 articles)

Tier C
VulDB44m ago
CVE-2026-4332 | GitLab Enterprise Edition up to 18.8.8/18.9.4/18.10.2 Analytics Dashboard cross site scripting
→ No new info (linked only)
CVSS 3.15.4 HIGH
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CISA KEV❌ No
Actively exploited❌ No
Patch available
18.8.918.9.518.10.3
CWECWE-79
PublishedApr 8, 2026
Last enriched29m agov2
Trending Score29
Source articles2
Independent1
Info Completeness9/14
Missing: epss, kev, exploit, iocs, mitre_attack

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Related CVEs (5)

CRITICALCVE-2026-5173EXP
Exposed Dangerous Method or Function in GitLab
Trending: 51
CRITICALCVE-2026-1516EXP
Improper Control of Generation of Code ('Code Injection') in GitLab
Trending: 51
CRITICALCVE-2025-12664EXP
Improper Validation of Specified Quantity in Input in GitLab
Trending: 50
HIGHCVE-2026-2104EXP
Authorization Bypass Through User-Controlled Key in GitLab
Trending: 48
HIGHCVE-2026-1752
Incorrect Authorization in GitLab
Trending: 29

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Apr 8, 2026
Discovered by ZDM
Apr 8, 2026
Patch Available
Apr 8, 2026
Updated: affectedVersions, severity
Apr 9, 2026

Version History

v2
Last enriched 29m ago
v2Tier C29m ago

Updated affected versions to include 18.8.8, 18.9.4, and 18.10.2, changed severity to HIGH, and noted that no exploit exists.

affectedVersionsseverity
via VulDB
v11h ago

Initial creation