What is CVE-2026-56647?
CVE-2026-55040 is a weak authentication vulnerability in Microsoft SharePoint. It allows an unauthorized attacker to bypass a security feature over a network. It is recommended to update affected SharePoint systems as soon as possible.
Azərbaycanca: CVE-2026-55040 Microsoft SharePoint-da zəif autentifikasiya zəifliyidir. Bu, şəbəkə üzərindən icazəsiz hücumçuya təhlükəsizlik xüsusiyyətini keçməyə imkan verir. SharePoint sistemlərini mümkün qədər tez yeniləmək tövsiyə olunur.
Related CVEs
link basis: same weakness class CWE-287; shared vendor: Microsoft
FAQ1
What security issue does CVE-2026-55040 cause in Microsoft SharePoint?
It is a weak authentication vulnerability that 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.