CVE-2026-6993 — Go-Kratos Kratos Vulnerability

title: CVE-2026-6993 - Go-Kratos Kratos HTTP DefaultServeMux Fallback Handler Vulnerability
id: scw-2026-04-25-ai-1
status: experimental
level: high
description: |
  This rule detects attempts to exploit CVE-2026-6993 by targeting the http.DefaultServeMux Fallback Handler in go-kratos kratos. The exploit involves requesting specific sensitive files like '/.git/config' via HTTP GET, which should not be accessible. This rule specifically looks for a 200 status code in response to such requests, indicating a successful exploitation of the vulnerability.
author: SCW Feed Engine (AI-generated)
date: 2026-04-25
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-6993/
tags:
  - attack.initial_access
  - attack.t1190
logsource:
    category: webserver
detection:
  selection:
      cs-uri|contains:
          - '/.git/config'
      cs-method:
          - 'GET'
      sc-status:
          - '200'
  condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse