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CVE-2026-86341— Access Control Check Implemented After Asset is Accessed in GitLab

Quick assessment

Affected
GitLab GitLab
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

GitLab has remediated an issue in GitLab EE affecting all versions from 17.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions, an authenticated user with Owner or Maintainer permissions could have silently disabled prote

CVSS 4.4 · Medium
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I. Basic Information for CVE-2026-86341

Vulnerability Information
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Vulnerability Title
Access Control Check Implemented After Asset is Accessed in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
GitLab has remediated an issue in GitLab EE affecting all versions from 17.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions, an authenticated user with Owner or Maintainer permissions could have silently disabled protected environment deployment approval requirements, allowing unapproved deployments to reach production, due to improper access control checks performed after the protected resource was modified.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1280
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
GitLab GitLab 17.1 ~ 19.1.8 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-86341

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III. Intelligence Information for CVE-2026-86341

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Patches & Fixes for CVE-2026-86341 (1)

Other References for CVE-2026-86341 (1)

Same Patch Batch · GitLab · 2026-09-16 · 11 CVEs total

CVE-2026-79708 8.5 HIGH Incorrect Authorization in GitLab
CVE-2026-78252 8.2 HIGH Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Gi
CVE-2025-14871 7.5 HIGH Allocation of Resources Without Limits or Throttling in GitLab
CVE-2026-1168 7.5 HIGH Allocation of Resources Without Limits or Throttling in GitLab
CVE-2024-11222 6.4 MEDIUM Time-of-check Time-of-use (TOCTOU) Race Condition in GitLab
CVE-2026-19619 4.7 MEDIUM Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Gi
CVE-2026-7514 4.3 MEDIUM Missing Authorization in GitLab
CVE-2026-8030 4.3 MEDIUM Missing Authorization in GitLab
CVE-2026-16794 4.3 MEDIUM Missing Authorization in GitLab
CVE-2026-3855 3.1 LOW Improper Control of Resource Identifiers ('Resource Injection') in GitLab

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-1280

V. Comments for CVE-2026-86341

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