CVE-2026-31431: Copy Fail vulnerability enables Linux root privilege escalation across cloud environments
Microsoft SecurityArchived May 03, 2026✓ Full text saved
A high-severity Linux vulnerability, “Copy Fail” (CVE-2026-31431), enables root privilege escalation across cloud environments and Kubernetes workloads. With a working exploit already in the wild, organizations should act quickly to detect, mitigate, and reduce risk. The post CVE-2026-31431: Copy Fail vulnerability enables Linux root privilege escalation across cloud environments appeared first on Microsoft Security Blog .
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