What is CVE-2026-50331?
Microsoft SharePoint contains a weak authentication vulnerability (CVE-2026-55040) that allows an unauthorized attacker to bypass a security feature over a network. This poses a risk of unauthorized access to SharePoint environments; immediate application of security updates is recommended.
Azərbaycanca: Microsoft SharePoint zəif autentifikasiya zəifliyi (CVE-2026-55040) şəbəkə üzərindən icazəsiz təcavüzkara təhlükəsizlik funksiyasını keçməyə imkan verir. Bu, SharePoint mühitinə icazəsiz giriş riski yaradır; dərhal təhlükəsizlik yeniləmələrini tətbiq etmək tövsiyə olunur.
Related CVEs
link basis: same weakness class CWE-287; shared vendor: Microsoft
FAQ2
How can the CVE-2026-55040 vulnerability be exploited?
This vulnerability allows an unauthorized attacker to bypass the authentication mechanism in Microsoft SharePoint over a network.
What security measure should be taken for CVE-2026-55040?
Immediate application of security updates is recommended to mitigate the risk of unauthorized access to the Microsoft SharePoint environment.
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.