CVE-2026-80097ImportantRevised 15 Sep
Microsoft Authenticator Elevation of Privilege Vulnerability
Assessment
Improper authentication in Microsoft Authenticator allows an unauthorized attacker to elevate privileges locally.
- Severity
- Important
- CVSS base score
- 8.6CVSS:3.1/
AV:L/ AC:L/ PR:N/ UI:R/ S:C/ C:H/ I:H/ A:H/ E:U/ RL:O/ RC:C - Impact
- Elevation of Privilege
- EPSS, next 30 days
- 0.4%Higher than 35.9% of scored CVEs · FIRST model run 26 Sep 2026 · about EPSS
- Exploitability
- Exploitation Less Likely
- Publicly disclosed
- No
- Customer action
- Required: apply the update
- Component
- Microsoft Authenticator
- Weakness
- CWE-287: Improper Authentication
- Issued by
- Microsoft
- Published
- 8 Sep 2026 · September 2026
- Last revised
- 15 Sep 2026Corrected fix build number. Informational change only.
Updates that fix it
0 KBsNo KB listed
MSRC lists no downloadable update, which usually means a service-side fix or a release-notes update. Check the MSRC advisory.
Affected products
Apps1 affected product
- Microsoft Authenticator for Android