What is CVE-2026-50387?
A weak authentication vulnerability has been identified in Microsoft SharePoint (CVE-2026-55040). This flaw allows an unauthorized attacker to bypass a security feature over a network. SharePoint users should immediately apply the security update.
Azərbaycanca: Microsoft SharePoint platformasında zəif autentifikasiya zəifliyi aşkar edilib (CVE-2026-55040). Bu boşluq şəbəkə üzərindən icazəsiz hücumçuya təhlükəsizlik funksiyasını keçməyə imkan verir. SharePoint istifadəçiləri dərhal təhlükəsizlik yeniləməsini tətbiq etməlidir.
Related CVEs
link basis: same weakness class CWE-287; shared vendor: Microsoft
FAQ1
What is the essence of the CVE-2026-55040 vulnerability identified in Microsoft SharePoint?
This vulnerability, due to a weak authentication mechanism, allows an unauthorized attacker to bypass a security feature over a network.
See also6
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.