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CVE-2026-92874— 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 已修复一处影响 GitLab CE/EE 的漏洞，该漏洞存在于所有低于 19.2.7 的 18.3 版本、低于 19.3.3 的 19.3 版本以及低于 19.4.1 的 19.4 版本中。在某些特定条件下，由于授权检查机制存在缺陷，持有 MCP 作用域令牌（MCP-scoped token）的经过身份验证的用户可能会执行超出该令牌预期作用范围的操作。

CVSS 5.4 · Medium EPSS 0.14% · P3
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I. Basic Information for CVE-2026-92874

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 18.3 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with an MCP-scoped token to perform actions beyond the intended scope of that token due to improper authorization checks.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/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 18.3 ~ 19.2.7 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-92874

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-92874

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Other References for CVE-2026-92874 (2)

Same Patch Batch · GitLab · 2026-09-23 · 7 CVEs total

CVE-2026-89078 9.9 CRITICAL Double Free in GitLab
CVE-2026-93577 9.9 CRITICAL Integer Overflow or Wraparound in GitLab
CVE-2026-92470 7.7 HIGH Missing Authorization in GitLab
CVE-2026-92530 4.3 MEDIUM Use of Less Trusted Source in GitLab
CVE-2026-92529 4.3 MEDIUM Incorrect Authorization in GitLab
CVE-2026-92628 3.1 LOW Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-92874

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