CVE-2026-84697
MEDIUM5.3CVSS v3
—CVSS v2
0.25%
EPSS (exploit probability)
CWE-918CWE
Description
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. Attackers can supply hostnames resolving to these addresses in message content to reach the link check API and proxy endpoint for accessing internal resources.
CVSS v3 vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected routers (0)
No routers currently mapped to this CVE in our database.