What is CVE-2026-58540?
A weak authentication vulnerability has been discovered in Microsoft SharePoint that allows an unauthorized attacker to bypass a security feature over a network. This flaw could permit an attacker to circumvent authentication mechanisms and gain unauthorized access. It is strongly recommended to immediately apply the security updates provided by Microsoft.
Azərbaycanca: Microsoft SharePoint platformasında şəbəkə üzərindən autentifikasiya mexanizmini yan keçməyə imkan verən zəif autentifikasiya zəifliyi aşkarlanıb. Təsdiqlənməmiş təcavüzkar bu zəiflikdən istifadə edərək təhlükəsizlik funksiyasını bypass edə bilər. Təcili olaraq Microsoft-un təqdim etdiyi təhlükəsizlik yeniləməsini tətbiq etmək tövsiyə olunur.
Related CVEs
link basis: same weakness class CWE-287; shared vendor: Microsoft
FAQ2
What security issue does CVE-2026-58540 cause in Microsoft SharePoint?
This vulnerability allows an unauthorized attacker to bypass the authentication mechanism over a network, potentially circumventing a security feature.
What is recommended to protect against CVE-2026-58540?
It is strongly recommended to immediately apply the security updates provided by Microsoft.
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.