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CVE-2026-13210— Incorrect Authorization 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 中的一个问题，该问题影响从 15.7 起至 19.1.8 之前、19.2 起至 19.2.6 之前、以及 19.3 起至 19.3.2 之前的所有版本。在特定条件下，由于环境作用域模式匹配器中的输入验证不当，已认证用户可能能够访问超出其预期环境作用域范围的 CI/CD 变量。

CVSS 7.7 · High

Possible ATT&CK Techniques 1 AI

T1059.002 · AppleScript

Affected Version Matrix 3

VendorProduct Version RangeStatus
GitLab GitLab 15.7< 19.1.8 affected
19.2< 19.2.6 affected
19.3< 19.3.2 affected
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I. Basic Information for CVE-2026-13210

Vulnerability Information
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Vulnerability Title
Incorrect Authorization in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to access CI/CD variables outside their intended environment scope due to improper input validation in the environment scope pattern matcher.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
GitLab GitLab 15.7 ~ 19.1.8 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-13210

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III. Intelligence Information for CVE-2026-13210

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Patches & Fixes for CVE-2026-13210 (1)

Same Patch Batch · GitLab · 2026-09-15 · 4 CVEs total

CVE-2026-88765 8.5 HIGH Improper Neutralization of Special Elements used in a Command ('Command Injection') in Git
CVE-2026-12910 5.4 MEDIUM Missing Authentication for Critical Function in GitLab
CVE-2026-82837 5.3 MEDIUM Insertion of Sensitive Information Into Sent Data in GitLab

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-863

V. Comments for CVE-2026-13210

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