Severity: ElevatedAction: Be aware

Inside AvisLoader: A Windows Malware Loader Built to Resist Disruption

A new Windows malware loader called AvisLoader uses encrypted peer-to-peer communications to make command-and-control infrastructure harder to disrupt. Varonis researchers explain how the malware uses ClickFix delivery, shortcut-based persistence, and remote command execution capabilities.

Excerpt from the primary source: BleepingComputer

Who is affected

Home users · Small businesses · Enterprises · Security professionals

Affected technology: Windows

What you should do · Be aware

No immediate action is indicated. Share this with the relevant teams and watch for updates.

Automated guidance based on this story's classification. Check the linked advisories for specifics.

Sources

We link to original and authoritative sources. Headlines and excerpts belong to their publishers.

Original reporting

Inside AvisLoader: A Windows Malware Loader Built to Resist Disruption BleepingComputer · bleepingcomputer.com · Oct 12, 2026 · Primary source
Severity: ElevatedAction: Be aware

Microsoft: Windows 11 23H2 reaches end of support in 30 days

Microsoft has reminded customers that systems running Windows 11 23H2 Enterprise, Education, and IoT Enterprise editions will stop receiving security updates next month.

Severity: ElevatedAction: Be aware

Chrome Dev for Desktop Update

The Dev channel has been updated to 157.0.8092.0 for Windows, Mac and Linux. A partial list of changes is available in the Git log . Interested in switching release channels? Find out how . If you find a new issue, please let us know by filing a bug . The community help forum is also a great place to reach out for help or learn about common issues. Chrome Release Team Google Chrome…

Severity: ElevatedAction: Be aware

Grid Protection Alliance openPDC and openHistorian

View CSAF Summary The following versions of Grid Protection Alliance openPDC and openHistorian are affected: openPDC <2.9.477, <2.9.482 (CVE-2026-104629, CVE-2026-100730, CVE-2026-105281, CVE-2026-85479, CVE-2026-101022) openPDC (Docker image) <2.9.477, <2.9.482 (CVE-2026-104629, CVE-2026-100730, CVE-2026-105281, CVE-2026-85479, CVE-2026-101022, CVE-2026-105278) openHistorian <2.8.580, <2.8.585…