What is CVE-2026-49788?
CVE-2026-55040 is a weak authentication vulnerability in Microsoft SharePoint. It allows an unauthorized attacker to bypass a security feature over a network. Immediate application of Microsoft's security update is recommended.
Azərbaycanca: CVE-2026-55040 Microsoft SharePoint-da zəif autentifikasiya zəifliyidir. İcazəsiz şəbəkə hücumçusuna təhlükəsizlik funksiyasını keçməyə imkan verir. Təcili olaraq Microsoft-un təhlükəsizlik yeniləməsini tətbiq etmək tövsiyə olunur.
Related CVEs
link basis: same weakness class CWE-287; shared vendor: Microsoft
FAQ2
What is CVE-2026-55040 vulnerability?
CVE-2026-55040 is a weak authentication vulnerability in Microsoft SharePoint. This flaw allows an unauthorized attacker to bypass a security feature over a network.
How can I protect against CVE-2026-55040?
To protect against this vulnerability, it is recommended to immediately apply Microsoft's 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.