CVE-2026-14803

Mojo::JSON prior to version 9.47 is vulnerable to memory exhaustion due to unbounded recursion in the pure-Perl JSON decoder (_decode_value -> _decode_array/_decode_object). The issue arises when the pure-Perl path is used (default if Cpanel::JSON::XS is not installed or MOJO_NO_JSON_XS=1); a ...

CVE-2026-14803 Mojo::JSON versions before 9.47 for Perl allow memory exhaustion via unbounded recursion in the pure-Perl decoder

Mojo::JSON versions before 9.47 for Perl allow memory exhaustion via unbounded recursion in the pure-Perl decoder. The pure-Perl decode path decodevalue dispatching to decodearray and decodeobject recurses with no depth limit, so a small deeply nested JSON document can consume excessive memory...