What is CVE-2026-50352?
Microsoft SharePoint contains a weak authentication vulnerability (CVE-2026-55040) allowing an unauthorized attacker to bypass a security feature over a network. This is listed in CISA's KEV catalog, and immediate patching is advised.
Related CVEs
link basis: same weakness class CWE-287; shared vendor: Microsoft
FAQ2
Why is the CVE-2026-55040 vulnerability in Microsoft SharePoint dangerous?
This weak authentication vulnerability is dangerous because it allows an unauthorized attacker to bypass a security feature over a network.
Which security catalog includes CVE-2026-55040?
It is listed in CISA's KEV (Known Exploited Vulnerabilities) catalog.
See also6
grounded ✓NVD ↗
This explainer is AI-written from source data — skopnix's own reporting on this CVE; CVSS scores, vendors and versions are never invented. See NVD for the official record.