CVE-2026-80097

highpriority · track · 44EPSS 0.005 · 45 %ileexploit · PoCDERUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

0.53% (45th) EPSS

CVSS 8.6 · high

Is it mine?

6 products

Check your exposure

Who says so?

4 sources

fstec_bdu · cert_bund · msrc_csaf · nvd

EPSS · scored 2026-10-27

Improper authentication in Microsoft Authenticator allows an unauthorized attacker to elevate privileges locally.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedMicrosoft Authenticator for Androidmsrc_csaf
6.2606.4246:Security Update:https://play.google.com/store/apps/details?id=com.azure.authenticator&hl=en-US&pli=1
https://play.google.com/store/apps/details?id=com.azure.authenticator&hl=en-US&pli=1

cvss

Technical severity, 0–10. One row per scoring source.

8.6

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18.6highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:Hprimary · secure@microsoft.com USexploitability 1.8 · impact 6

v3.18.6highAV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.9highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.18.6highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-287USCWE-287USCWE-287US

exploits (1)

Public proof-of-concept and weaponised exploit code.

Ghost-Bx1/AuthenticatorFlaw-CVE-2026-80097CVE-2026-80097 - Microsoft Authenticator Android Token Theft PoC & ExploitPoC · poc_in_github

affected products (6)

Products and version ranges known to be affected.

Microsoft Apps Xbox Gaming Servicesall versionscert_bundDEcpe:/a:microsoft:apps:xbox_gaming_services
Microsoft Authenticator for Androidall versionscert_bundDEcpe:/a:microsoft:authenticator:::android
Microsoft Corp Authenticator≤ 6.2606.4246fstec_bduRU
Microsoft Microsoft Authenticator for Androidall versionsfixedmsrc_csafUS
Microsoft Microsoft Authenticator for Android< 6.2606.4246msrc_csafUS
microsoft authenticator< 6.2606.4246nvdUScpe:2.3:a:microsoft:authenticator:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-3241Microsoft Apps: Mehrere Schwachstellen ermöglichen PrivilegieneskalationDeutsch2026-09-08csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Microsoft Authenticator und Microsoft Xbox Gaming Services ausnutzen, um seine Privilegien zu erhöhen.
msrc_CVE-2026-80097Microsoft Authenticator Elevation of Privilege Vulnerability2026-09-08csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (1)

Other names and identifiers for this entity.

BDU:2026-15437 fstec_bdu

sources

Which sources assert this record, and when.

fstec_bdu cert_bund msrc_csaf nvd NVD CVE.org MITRE

published 2026-09-08modified 2026-10-21

references (1) nvd

External citations — patches, advisories, analysis.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-80097Vendor Advisory

scry

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