What is CVE-2026-55127?
CVE-2026-55040 is a weak authentication vulnerability in Microsoft SharePoint. It allows an unauthorized attacker to bypass a security feature over a network. SharePoint users should immediately apply the security update.
Azərbaycanca: CVE-2026-55040: Microsoft SharePoint zəif autentifikasiya zəifliyidir. Bu, şəbəkə üzərindən icazəsiz hücumçuya təhlükəsizlik xüsusiyyətini keçməyə imkan verir. SharePoint istifadəçiləri dərhal təhlükəsizlik yeniləməsini tətbiq etməlidir.
Related CVEs
link basis: same weakness class CWE-287; shared vendor: Microsoft
FAQ2
What security issue does CVE-2026-55040 cause in Microsoft SharePoint?
CVE-2026-55040 is a weak authentication vulnerability in Microsoft SharePoint. It allows an unauthorized attacker to bypass a security feature over a network.
What should users do to protect against CVE-2026-55040?
SharePoint users should immediately apply the security update.
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.