CVE-2026-33534

CVE-2026-33534 - EspoCRM 9.3.3 Authenticated SSRF Authenticated SSRF proof-of-concept for EspoCRM 9.3.3 via alternative IPv4 loopback notation in the /api/v1/Attachment/fromImageUrl endpoint. Summary EspoCRM 9.3.3 blocks direct loopback URLs such as http://127.0.0.1/..., but the server-side fetch...