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Atomicorp WAF Rule 398004
Rule Summary
- Rule ID: 398004
- Status: Active
- Alert message: Atomicorp.com WAF Rules: SSRF attempt - IPv6 internal address in URL
- Observed CWEs: CWE-918 (2)
- Revision: 2
- Rule severity: Critical (2)
- Phase: 2 (request body)
- Request surfaces: Request URI, Request arguments, JSON request data, SOAP request data, XML request data
- Rule action: deny
- HTTP status: 403
- Logging: log, auditlog
Description
This rule detects behavior identified by its current alert as “SSRF attempt - IPv6 internal address in URL” in the request URI, request arguments, JSON request data, SOAP request data, XML request data. It evaluates during the request body phase and denies matching traffic with HTTP status 403.
Selected Related CVEs
This is a selected list of documented research observations, not an exhaustive coverage matrix. Absence of a CVE does not imply absence of protection.
| CVE | Vulnerability | Product | CVSS | Severity |
|---|---|---|---|---|
| CVE-2026-42596 | Gotenberg < 8.31.0 - Server-Side Request Forgery | gotenberg | 9.4 (v3.1) | Critical |
| CVE-2026-49857 | auth-fetch-mcp has SSRF Protection Bypass via IPv4-mapped IPv6 Loopback | auth-fetch-mcp | 7.4 (v3.1) | High |
Observed CWEs
These CWEs are recorded on published CVEs in the selected observations associated with this rule. They are observational relationships, not a claim that the rule universally blocks every vulnerability assigned to a CWE.
| CWE | Related Published CVEs |
|---|---|
| CWE-918 | CVE-2026-42596 , CVE-2026-49857 |