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CVE-2026-57909: WatchGuard Agent Unauthenticated Remote Code Execution

ID: 4ad0c7c6-796a-55dc-9d5d-2c113e997fb2

STIX ID: report--4ad0c7c6-796a-55dc-9d5d-2c113e997fb2

Feed Name: securityonline.info

Threat Score
75/100

Date Published: 2026-08-26

Date Updated: 2026-08-26

Author: Do Son

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WatchGuard patched two critical unauthenticated remote code execution vulnerabilities in WatchGuard Agent for Windows (CVE-2026-57909 and CVE-2026-57910) that allow full host compromise; organizations should update to version 1.25.13.0000 immediately — WatchGuard reports no confirmed exploitation in the wild.

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