AUGUST 15, 2026
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Case File

CVE-2026-70321

HIGH · CVSS 8.8 EPSS 1.26%

Source: NVD + CISA KEV + EPSS · Published 2026-08-11 · Last synced 2026-08-15

CyberRota Analysis

AI-Generated

Microsoft Office SharePoint is vulnerable due to a deserialization flaw that allows authorized attackers to execute arbitrary code remotely. This high-severity vulnerability (CVSS 8.8) poses a significant risk to organizations using these products, as it could lead to unauthorized access and potential data breaches. Organizations utilizing Microsoft Office SharePoint should prioritize immediate remediation efforts to mitigate the risk associated with this vulnerability.

CVE
CVE-2026-70321
Severity
HIGH
CVSS
8.8
EPSS
1.26%
Microsoft SharePoint Office

Original NVD Description

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-48447 HIGH CVE-2026-48441 HIGH CVE-2026-48410 HIGH CVE-2026-48409 HIGH CVE-2026-48408 HIGH CVE-2026-48407 HIGH