Functional Software, Inc. Sentry Seer vulnerabilities

Latest Functional Software, Inc. Sentry Seer CVEs

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1. CVE-2026-90999 Sentry Seer vulnerability allows attacker-controlled input to be executed in a privileged environment

   Published 2026-09-16

   Critical·CVSS 9.8 EPSS 0.67%

   Sentry Seer is vulnerable to a multi-stage trust-boundary violation that allows unauthenticated attacker-controlled telemetry to become code that is executed by an agent in a privileged automation environment. An external attacker can submit fabricated Sentry events without havin...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.