CVE

CVE-2025-53771

6.5: CVSS 3.1
1: story

Severity: 6.5 Medium · vendor score
Published: Jul 20, 2025
Weakness: CWE-287

What it is

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

From the National Vulnerability Database

Decipher coverage · 1 story

Newest first ↑

JUL 24
IntrusionsChinese Attackers Target SharePoint CVE-2025-53770Three separate Chinese threat groups are exploiting a set of recently disclosed vulnerabilities in on-premises Microsoft SharePoint installations, and Microsoft and CISA are urging companies that haven’t yet updated their installations to do so as quickly as possible. Microsoft first published information about the two flaws (CVE-2025-53770 and CVE-2025-53771) on July 19 after seeing active…DENNIS FISHER · 1 MIN

Official references

3 sources

Registries

RegistryNVDScore, weakness and every reference RegistryCVE.orgThe official CVE record

Advisories, fixes & analysis

Vendor advisorymsrc.microsoft.com/update-guide/vulnerability/CVE-2025-53771