CVE-2026-79590
A NULL pointer dereference vulnerability exists in the Prism parser component of mruby 4.0.0. An attacker can provide a specially crafted Ruby source file that triggers the pars…
Published: 2026-09-10 · CVSS: 6.5 · CVSS 3.1
A NULL pointer dereference vulnerability exists in the Prism parser component of mruby 4.0.0. An attacker can provide a specially crafted Ruby source file that triggers the parser to pass a NULL pointer to nonnull string handling functions, resulting in undefined behavior and application crash.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7