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Interlock group exploiting the CISCO FMC flaw CVE-2026

Securityaffairs.Co •Pierluigi Paganini • March 19, 2026

The Interlock ransomware group has exploited a Cisco FMC zero-day RCE vulnerability in attacks since late January. The Interlock ransomware group has been exploiting a critical zero-day RCE vulnerability, tracked as CVE-2026-20131 (CVSS score of 10.0), in Cisco Secure Firewall Management Center (FMC) since late January. The vulnerability is a remote code execution flaw that […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical RCE Vulnerability in BeyondTrust Software Requires Immediate Patching BeyondTrust has issued a warning regarding a critical remote code execution (RCE) vulnerability in its Remote Support and Privileged Remote Access software. The flaw, tracked as CVE-2026-1731, allows unauthenticated attackers to execute arbitrary code remotely and affects versions 25.3.1 or earlier of Remote Support and 24.3.4 or earlier of Privileged Remote Access. Users are advised to apply the patches released on February 6, 2026, to mitigate the risk of exploitation. 1495 sources 67

Extracted Entities

Interlock group exploiting the CISCO FMC flaw CVE-2026

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Extracted Entities

Attack Types (1)

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