CVE-2025-53771

Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

CVSS v3 vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weaknesses (CWE)

CWE-287

Threats tracking this CVE

• APT31 Weaponizes Google Gemini AI for Automated Cyberattack Planning — CRITICAL

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53771
• https://www.bleepingcomputer.com/news/microsoft/microsoft-sharepoint-zero-day-exploited-in-rce-attacks-no-patch-available/

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