CVE-2026-16652 Temporal Server Schedule exclusion search can cause excessive CPU consumption

Temporal Server did not bound the work performed while searching for a Schedule's next action time. An authenticated caller with namespace write permission could create or update a Schedule that combines a fine-grained cadence with an exclusion calendar that rejects every candidate time, causing...

CVE-2026-16652 Temporal Server Schedule exclusion search can cause excessive CPU consumption

Temporal Server did not bound the work performed while searching for a Schedule's next action time. An authenticated caller with namespace write permission could create or update a Schedule that combines a fine-grained cadence with an exclusion calendar that rejects every candidate time, causing...

CVE-2026-16652 Temporal Server Schedule exclusion search can cause excessive CPU consumption

Temporal Server did not bound the work performed while searching for a Schedule's next action time. An authenticated caller with namespace write permission could create or update a Schedule that combines a fine-grained cadence with an exclusion calendar that rejects every candidate time, causing...

EUVD-2026-83884

Temporal Server did not bound the work performed while searching for a Schedule's next action time. An authenticated caller with namespace write permission could create or update a Schedule that combines a fine-grained cadence with an exclusion calendar that rejects every candidate time, causing...

CVE-2026-16652

Temporal Server is vulnerable to excessive CPU consumption in its Schedule component. An authenticated caller with namespace write permission can create or update a Schedule that combines a fine-grained cadence with an exclusion calendar rejecting every candidate time, causing the server to evalu...

PT-2026-96078

Name of the Vulnerable Software and Affected Versions Temporal Server versions 1.25.0 through 1.30.x Description An authenticated user with write permissions in a single namespace can trigger unauthorized administrative actions by exploiting how the server identifies internal Workflow completion...

PT-2026-96073

Name of the Vulnerable Software and Affected Versions Temporal Server affected versions not specified Description An authenticated user with namespace write permissions can cause a denial of service by creating or updating a Schedule that uses a fine-grained cadence combined with an exclusion...

CVE-2026-89139: Improper Neutralization of Special Elements used in an OS Command

Temporal Server compiles a Worker Controller Instance module into its Worker Service, and that module registers a compute provider named subprocess whose function is to launch a worker by running a command on the machine hosting the Worker Service. The program name and the argument vector that...

CVE-2026-87858: Reliance on Untrusted Inputs in a Security Decision

Temporal Server decided whether a Workflow completion callback was internal by reading a caller-supplied HTTP header. An authenticated caller holding only write permission in a single namespace could attach a completion callback whose URL host matched the configured callback address allowlist,...

PT-2026-96074

Name of the Vulnerable Software and Affected Versions temporalio/sqlparser affected versions not specified Temporal Server affected versions not specified Description The temporalio/sqlparser library allows SQL containing deeply nested unary expressions, resulting in a deep abstract syntax tree...

PT-2026-96079

Name of the Vulnerable Software and Affected Versions Temporal Server versions 1.31.0 through 1.31.2 Description The Worker Service in Temporal Server includes a Worker Controller Instance module that registers a compute provider named subprocess. This provider allows the execution of commands on...

PT-2026-96072

Name of the Vulnerable Software and Affected Versions temporalio/sqlparser affected versions not specified Temporal Server affected versions not specified Description A panic occurs when the Parse, ParseStrictDDL, or ParseNext functions process a MySQL version comment that is empty or contains on...

CVE-2026-16652: Unchecked Input for Loop Condition

Temporal Server did not bound the work performed while searching for a Schedule's next action time. An authenticated caller with namespace write permission could create or update a Schedule that combines a fine-grained cadence with an exclusion calendar that rejects every candidate time, causing...

CLEANSTART-2026-UB40516 Security fix for CVE-2025-14987 applied in: temporal-server 1.28.4-r2, temporal-server 1.29.7-r2, temporal-server 1.30.5-r1, temporal-server 1.30.6-r1, temporal-server 1.31.1-r5

CVE-2025-14987 affects multiple packages. This issue is resolved in later releases. See references for individual vulnerability details...

CLEANSTART-2026-NH98703 Security fix for CVE-2025-14986 applied in: temporal-server 1.28.4-r2, temporal-server 1.29.7-r2, temporal-server 1.30.5-r1, temporal-server 1.30.6-r1, temporal-server 1.31.1-r5

CVE-2025-14986 affects multiple packages. This issue is resolved in later releases. See references for individual vulnerability details...

CLEANSTART-2026-CP63847 Security fixes in temporal-server 1.28.4-r1

Package temporal-server version 1.28.4-r1 fixes 15 vulnerabilities: CVE-2026-39821, CVE-2026-33818, CVE-2026-46600, CVE-2026-56853, CVE-2026-56858...

CLEANSTART-2026-HO97876 Security fixes in temporal-server 1.30.5-r1

Package temporal-server version 1.30.5-r1 fixes 14 vulnerabilities: CVE-2026-39821, CVE-2026-33818, CVE-2026-46600, CVE-2026-56853, CVE-2026-56858...

CLEANSTART-2026-ZG59988 Security fixes in temporal-server 1.29.7-r1

Package temporal-server version 1.29.7-r1 fixes 15 vulnerabilities: CVE-2026-39821, CVE-2026-33818, CVE-2026-46600, CVE-2026-56853, CVE-2026-56858...

CLEANSTART-2026-PB67247 Security fixes in temporal-server 1.30.6-r2

Package temporal-server version 1.30.6-r2 fixes 11 vulnerabilities: CVE-2026-56860, CVE-2026-56858, CVE-2026-33818, CVE-2026-46600, CVE-2026-56853...

CLEANSTART-2026-ME39024 Security fixes in temporal-server 1.29.7-r2

Package temporal-server version 1.29.7-r2 fixes 7 vulnerabilities: CVE-2026-5724, CVE-2025-14987, CVE-2025-14986, CVE-2026-5199, ghsa-hrxh-6v49-42gf...