CVE Catalog
CVE-2026-77903
CriticalCVSS 9.0Exploitation Probability (EPSS)
Low risk0.37%
29th percentile - higher than 29% of all known CVEs
Summary
Authentication bypass by spoofing in Microsoft Dataverse allows an unauthorized attacker to elevate privileges over a network.
Risk Assessment
An attacker could impersonate a trusted entity and elevate privileges, risking unauthorized access to data and operations in Dataverse.
Recommendation
Apply available Microsoft Dataverse patches and strengthen identity verification and monitoring of anomalous logins.
Other vulnerabilities in Microsoft Dataverse
See allOriginal NVD description (English source)
Authentication bypass by spoofing in Microsoft Dataverse allows an unauthorized attacker to elevate privileges over a network.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS