CVE-2026-63767 — ktransformers Unauthenticated Pickle Deserialization RCE via ZMQ
ktransformers through 0.6.3, fixed in commit def0f93, contains an unauthenticated pickle deserialization vulnerability that allows remote attackers to execute arbitrary commands…
Published: 2026-07-20 · CVSS: 9.3 · CVSS 4.0
ktransformers through 0.6.3, fixed in commit def0f93, contains an unauthenticated pickle deserialization vulnerability that allows remote attackers to execute arbitrary commands by sending crafted pickle payloads to the SchedulerServer ZMQ ROUTER socket bound to all interfaces. Attackers can exploit malicious __reduce__ methods embedded in crafted pickle payloads to execute arbitrary shell commands as the server process.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7