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CVE-2026-14210— Insufficient Granularity of Access Control 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 已修复 GitLab CE/EE 中的一项安全问题，该问题影响以下版本：18.11 至 19.2.8 之前的所有版本、19.3 至 19.3.5 之前的所有版本，以及 19.4 至 19.4.2 之前的所有版本。在特定条件下，持有项目级细粒度个人访问令牌（Personal Access Token）的已认证用户可能能够永久删除或修改组级别的标签。此漏洞源于标签所有权范围验证中的授权逻辑错误。

CVSS 4.3 · Medium EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 3

VendorProduct Version RangeStatus
GitLab GitLab 18.11< 19.2.8 affected
19.3< 19.3.5 affected
19.4< 19.4.2 affected
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I. Basic Information for CVE-2026-14210

Vulnerability Information
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Vulnerability Title
Insufficient Granularity of Access Control in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.11 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with a project-scoped fine-grained Personal Access Token to permanently delete or modify group-level labels, due to incorrect authorization logic on label ownership scope validation.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1220
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
GitLab GitLab 18.11 ~ 19.2.8 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-14210

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III. Intelligence Information for CVE-2026-14210

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Patches & Fixes for CVE-2026-14210 (1)

Same Patch Batch · GitLab · 2026-10-13 · 24 CVEs total

CVE-2026-97229 10.0 CRITICAL Integer Overflow or Wraparound in GitLab
CVE-2026-92883 8.7 HIGH Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Gi
CVE-2026-16301 8.5 HIGH Incorrect Authorization in GitLab
CVE-2026-14814 8.2 HIGH Permissive Regular Expression in GitLab
CVE-2026-81839 7.7 HIGH Incorrect Authorization in GitLab
CVE-2026-96893 7.3 HIGH Improper Neutralization of Input Used for LLM Prompting in GitLab
CVE-2026-101168 6.2 MEDIUM Insertion of Sensitive Information into Log File in GitLab
CVE-2026-7767 5.8 MEDIUM URL Redirection to Untrusted Site ('Open Redirect') in GitLab
CVE-2026-84284 5.3 MEDIUM Incorrect Authorization in GitLab
CVE-2026-85529 5.3 MEDIUM Incorrect Authorization in GitLab
CVE-2026-16275 5.3 MEDIUM Incorrect Authorization in GitLab
CVE-2026-100755 4.6 MEDIUM Acceptance of Extraneous Untrusted Data With Trusted Data in GitLab
CVE-2026-14552 4.3 MEDIUM Incorrect Authorization in GitLab
CVE-2026-6567 4.3 MEDIUM Incorrect Authorization in GitLab
CVE-2026-105458 4.3 MEDIUM Reliance on Untrusted Inputs in a Security Decision in GitLab
CVE-2026-104661 4.3 MEDIUM Incorrect Privilege Assignment in GitLab
CVE-2026-92528 4.2 MEDIUM Incorrect Authorization in GitLab
CVE-2026-78335 4.2 MEDIUM Incorrect Authorization in GitLab
CVE-2026-5954 4.2 MEDIUM Incorrect Authorization in GitLab
CVE-2026-100104 3.5 LOW Server-Side Request Forgery (SSRF) in GitLab

Showing top 20 of 24 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-1220

V. Comments for CVE-2026-14210

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