漏洞描述
Deserialization of untrusted data in on-premises Microsoft SharePoint Server allows an unauthorized attacker to execute code over a network. Microsoft is aware that an exploit for CVE-2025-53770 exists in the wild. Microsoft is preparing and fully testing a comprehensive update to address this vulnerability. In the meantime, please make sure that the mitigation provided in this CVE documentation is in place so that you are protected from exploitation.
影响产品
修复建议
建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。
参考链接
x.comhttps://x.com/Shadowserver/status/1946900837306868163↗research.eye.securityhttps://research.eye.security/sharepoint-under-siege/↗msrc.microsoft.comhttps://msrc.microsoft.com/blog/2025/07/customer-guidance-for-sharepoint-vulnerability-cve-2025-53770/↗www.forbes.comhttps://www.forbes.com/sites/daveywinder/2025/07/20/microsoft-confirms-ongoing-mass-sharepoint-attack---no-patch-available/↗news.ycombinator.comhttps://news.ycombinator.com/item?id=44629710↗msrc.microsoft.comhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53770↗github.comhttps://github.com/kaizensecurity/CVE-2025-53770↗