VULNOS
All Threat Alerts
criticalOSINT Alert
CVE-2026-31431

CVE-2026-31431: Copy Fail vulnerability enables Linux root privilege escalation across cloud environments

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. ]]>

Saturday, May 2, 2026MicrosoftVulnios Threat Intelligence
Share:

Executive Summary

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. ]]>

Source

  • Original Article

    • AI Security Advisor

    Powered by Gemini

    Get AI-powered security recommendations tailored to this specific threat — including risk assessment, detection guidance, MITRE ATT&CK mapping, and actionable remediation steps.

    Affected Products

    Kubernetes

    Sources

    zero-dayaptidentitycloudrceauth-bypassics-otmalwaredata-breachgeopoliticalconflictinfrastructureMicrosoftLinuxUbuntuDebianRed HatKubernetesAWSIntel

    Protect Your Organization

    Monitor CVEs, scan for vulnerabilities, and get real-time threat alerts — all in one platform.

    Get Started FreeFree Security ScanOSINT Dashboard

    Get instant alerts on Telegram

    Join our public channel for real-time critical CVE alerts.

    Follow @vulnios