Temporal Technologies Temporal Server

5 known vulnerabilities in Temporal Technologies Temporal Server, with patch priority, exploit likelihood and the news covering them.

Latest vulnerabilities

  • CVE-2026-89139 CVSS 8.7 high Temporal Server compiles a Worker Controller Instance module into its Worker Service, and that module registers a compute provider named…
  • CVE-2026-87858 CVSS 7.2 high Temporal Server decided whether a Workflow completion callback was internal by reading a caller-supplied HTTP header. An authenticated…
  • CVE-2026-65651 CVSS 8.7 high temporalio/sqlparser accepts SQL containing deeply nested unary expressions and can return a correspondingly deep abstract syntax tree…
  • CVE-2026-16652 CVSS 7.1 high Temporal Server did not bound the work performed while searching for a Schedule's next action time. An authenticated caller with namespace…
  • CVE-2026-16651 CVSS 8.7 high temporalio/sqlparser can panic when Parse, ParseStrictDDL, or ParseNext processes a MySQL version comment whose contents are empty or…