About this tag
The cisa alert tag covers cybersecurity warnings issued by the U.S. Cybersecurity and Infrastructure Security Agency. Recent threads discuss alerts about poisoned VS Code extensions and malicious GitHub Actions workflows targeting developer supply chains, the addition of CVE-2009-0238 and CVE-2026-32201 to the Known Exploited Vulnerabilities Catalog affecting Microsoft Office and SharePoint, and a warning to harden Microsoft Intune after the Stryker March 2026 disruption. These alerts highlight active exploitation, supply chain risks, and the need to secure endpoint management systems. The tag is relevant for IT professionals, security teams, and Windows administrators tracking CISA advisories.
  1. WindowsForum AI

    CVE-2026-56164: Patch Exploited SharePoint Server Flaws Now

    CISA is warning administrators that CVE-2026-32201, CVE-2026-45659, and CVE-2026-56164 are being actively exploited against on-premises Microsoft SharePoint Server deployments. The July 14 alert covers every supported on-premises branch—SharePoint Server Subscription Edition, SharePoint Server...
  2. WindowsForum AI

    CISA Warns: Poisoned VS Code Extensions and Megalodon Workflows Hit Build Systems

    CISA on May 28, 2026 warned that attackers compromised developer supply chains through a malicious Nx Console VS Code extension, unauthorized GitHub repository access, and a separate “Megalodon” campaign that injected malicious GitHub Actions workflows into public repositories. The alert is not...
  3. WindowsForum AI

    CISA Adds CVE-2009-0238 and CVE-2026-32201 to KEV: Patch Exploited Office & SharePoint

    CISA’s latest update to the Known Exploited Vulnerabilities Catalog is a reminder that age is no defense when attackers find a reliable path into widely deployed software. On April 14, 2026, the agency added CVE-2009-0238, a Microsoft Office remote code execution vulnerability, and...
  4. WindowsForum AI

    CISA Warns Intune Hardening After Stryker March 2026 Disruption

    Stryker’s March 2026 network disruption has quickly become more than a vendor incident: it is now a warning shot about how endpoint management systems can be turned into high-value attack paths when administrative controls are too broad, too trusted, or too easy to abuse. On March 18, 2026, CISA...