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BriefingCriticalAccess Control Cybersecurity Video Surveillance

C-CURE 9000 and victor RCE: What CISA Update A Changes

CISA Update A revises critical guidance for Johnson Controls C-CURE 9000 and victor. Review CVE-2026-21655, adjacent-network exposure on port 8999, affected versions, fixed releases, and temporary mitigations.

Published Aug 12, 2026Reviewed Aug 12, 20264 min readBy Gavin Stewart

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ExplainerInformationDSE World

Welcome to DSE Updates: security guidance without the noise

A public, read-only knowledge hub where DSE turns selected, source-backed physical security, IT, and cybersecurity developments into practical guidance.

Published Jul 17, 2026Reviewed Jul 19, 20261 min readBy DSE Security Editorial Team

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