CVE-2026-21533 - Vulnerability Details

Threat entity extracted from intelligence sources

Frequency
9
occurrences
First Seen
February 10, 2026
Last Seen
March 10, 2026

Related Threat Clusters

Recent Intelligence Reports

  • Microsoft March 2026 Patch Tuesday fixes 2 zero-days, 79 flaws — Bleepingcomputer · March 10, 2026
  • Hackers Allegedly Selling Exploit for Windows Remote Desktop Services 0 — Cybersecuritynews · March 8, 2026
  • Patch Tuesday - February 2026 — Rapid7 · February 11, 2026
  • Windows Remote Desktop Services 0 — Cybersecuritynews · February 11, 2026
  • February 2026 Patch Tuesday: Six new and actively exploited Microsoft vulnerabilities addressed — Csoonline · February 11, 2026
  • Microsoft Patch Tuesday matches last year’s zero — Cyberscoop · February 10, 2026
  • The February 2026 Security Update Review — Thezdi · February 10, 2026
  • Microsoft Patch Tuesday - January 2026, (Tue, Feb 10th) — Isc.Sans.Edu · February 10, 2026

CVSS v3.1 Breakdown