CVE-2026-41687 Wallos: SSRF CGNAT Bypass in subscription/payments Logo URL — is_cgnat_ip() Not Used in Inline Checks

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.8.1, the SSRF protection in endpoints/subscription/add.php line 42 and endpoints/payments/add.php line 40 uses an inline IP validation check FILTERFLAGNOPRIVRANGE | FILTERFLAGNORESRANGE that does not block...