CVE-2026-55040 - Vulnerability Details

Threat entity extracted from intelligence sources

Frequency
7
occurrences
First Seen
July 14, 2026
Last Seen
August 19, 2026

Related Threat Clusters

Recent Intelligence Reports

  • Warning about attacks on Microsoft IKE, SharePoint, VMware vCenter and macOS — Heise.De · August 19, 2026
  • North Korea Hacked Defense Firms Four Times via Same Windows Driver; Patch Now — Techtimes · August 13, 2026
  • [SecurityIntel] 12 Aug | Active Zero-Day and SharePoint RCE Patched — Buttondown · August 12, 2026
  • Attackers Target New SharePoint Authentication Flaw — Petri · August 12, 2026
  • Microsoft SharePoint JWT Token Authentication Bypass (CVE-2026-55040) — Rapid7 · August 11, 2026
  • The July 2026 Security Update Review — www.zerodayinitiative.com · July 30, 2026
  • The July 2026 Security Update Review — Thezdi · July 14, 2026

CVSS v3.1 Breakdown