CVE-2026-62916: Microsoft Entra ID Elevation of Privilege Vulnerability

criticalCVSS 9.1CVE-2026-62916

Authentication bypass using an alternate path or channel in Microsoft Entra ID allows an unauthorized attacker to elevate privileges over a network.

Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: critical — CVSS 9.1
Published: 2026-09-08
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62916

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-629160.60% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-62916	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Microsoft Entra ID

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

criticalCVE-2026-62916: Authentication bypass using an alternate path or channel in Microsoft Entra ID allows an unaut…nvd · 2026-09-03
highCVE-2026-84672: Jenkins Microsoft Entra ID (previously Azure AD) Plugin 710.v0b_ff8e9cc2d2 and earlier grants …nvd · 2026-09-02
high[NEW] [high] Microsoft Azure, Entra ID and Exchange: Multiple vulnerabilitiescert-bund · 2026-08-24
unknownVulnerability in Microsoft Entra ID (August 21, 2026)cert-fr-avis · 2026-08-21
criticalCVE-2026-69836: Deserialization of untrusted data in Microsoft Entra ID allows an unauthorized attacker to exe…nvd · 2026-08-20
high[NEW] [high] Microsoft Azure and Entra ID: Multiple vulnerabilitiescert-bund · 2026-08-12