August 13, 2026

CVE Watchtower


← Back to CVE List

CVE-2026-20963NVD

Vulnerability Summary

Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network.
Severity Level
CRITICAL(9.8)
Published Date
Jan 13, 2026
Last Modified
Apr 1, 2026
Exploitation Status
ACTIVE
EPSS Score (30-Day)
4.88%Probability
Root Weakness (CWE)
CWE-502: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

External References