CVE-2026-77710

misp-stix (the MISP STIX import library) is vulnerable to STIX2 parser confusion and mass assignment (CWE-915, CWE-807). The import logic selected between the internal MISP parser and the external STIX parser based on untrusted metadata—MISP-specific tool labels (STIX2) or document title (STIX1)—...