Purple-Ops Critical RCE Vulnerability in Windows Notepad and RPC Identified
Article Content
Browse articles 
CVE-2026-20841, a critical vulnerability with a CVSS score of 9.8, affects Windows Remote Procedure Call (RPC) and allows unauthenticated remote code execution. Additionally, a related issue in Windows Notepad, with a CVSS score of 8.8, enables remote code execution via malicious Markdown files. Both vulnerabilities were published on February 10, 2026, with proof of concept released the following day.
Ask AI about this cluster
Answers cite the sources they use
Updated 217d ago How this analysis works
Timeline
2026-02-10
CVE-2026-20841 published
2026-02-11
First public PoC released
More articles in this cluster (3)
Following this threat?
Track CVE-2026-20841 in your own feed — you're alerted when they show up in new reporting, leak sites or exploitation.
Free account · no card needed
Continue Reading
CISA Mandates Urgent Patching of Five Critical Flaws Exploited by Flax Typhoon The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to patch five critical vulnerabilities by October 11, 2026, following exploitation by the China-linked hacking group Flax Typhoon. The vulnerabilities, added to CISA's Known Exploited Vulnerabilities (KEV) catalog, include… 
Critical Zero-Day Exploit Found in BeyondTrust Remote Support BeyondTrust disclosed a critical vulnerability, CVE-2026-102764, in its Remote Support product, exploited by the suspected China-linked group ARMORY CASTLE since August 2026. This flaw, with a CVSS score of 9.3, allows attackers to perform arbitrary file uploads and gain host-level control without requiring…