CVE-2026-84697 medium vulnerability summary
Mailpit's IsInternalIP deny list function fails to block the Azure WireServer address 168.63.129.16 and the RFC 2765/6145 IPv4-translated IPv6 prefix, allowing server-side request forgery to internal destinations. Attack...
CVE-2026-84697 is a Medium severity vulnerability notice that security teams should triage for exposure in their own environments.
What to review
The affected area appears to involve Mailpit's IsInternalIP deny list function fails to block the Azure WireServer address 168.63.129.16 and the RFC 2765/6145 IPv4-translated. Administrators should compare this notice against their asset inventory, dependency list, and externally exposed services.
Recommended action
Confirm whether the affected product or library is present, review vendor guidance, prioritize patching based on internet exposure and severity, and monitor logs for suspicious behavior tied to the affected component.
This brief is based on information from Tenable Newest CVEs . Please refer to the original source for the complete advisory and vendor-specific guidance.
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