CISA Warns of Actively Exploited Check Point Zero-Day Vulnerability Allowing Attackers to Gain Root Access

CISA has reportedly added CVE-2026-123039, a Check Point Gaia OS permission flaw, to its Known Exploited Vulnerabilities catalog following active exploitation. The entry supplied for this report lists November 13, 2026, as the addition date and November 16 as the remediation deadline. Check Point exploitation reporting nevertheless identifies compromised customers and a practical route from […]

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CISA Warns of Actively Exploited Check Point Zero-Day Vulnerability Allowing Attackers to Gain Root Access