CVE-2026-93577— Integer Overflow or Wraparound 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 已修复了一个影响 GitLab CE/EE 的安全问题。该漏洞影响以下版本：19.2 至 19.2.7 之前、19.3 至 19.3.3 之前，以及 19.4 至 19.4.1 之前的所有版本。在特定条件下，该漏洞可能导致经过身份验证的用户在 GitLab 服务器上执行任意代码。问题根源在于：当在 CI/CD 配置中编译特制的正则表达式时，由于整数溢出缺陷，从而引发了安全风险。
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I. Basic Information for CVE-2026-93577
Vulnerability Information
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Vulnerability Title
Integer Overflow or Wraparound in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.2 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 to execute arbitrary code on the GitLab server due to an integer overflow issue when compiling a specially crafted regular expression in a CI/CD configuration.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-93577
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-93577 (3)
Same Patch Batch · GitLab · 2026-09-23 · 7 CVEs total
| CVE-2026-89078 | 9.9 CRITICAL | Double Free in GitLab |
| CVE-2026-92470 | 7.7 HIGH | Missing Authorization in GitLab |
| CVE-2026-92874 | 5.4 MEDIUM | Incorrect 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' |
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V. Comments for CVE-2026-93577
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