# Microsoft Windows Biometric Service vulnerabilities

Source: https://junglewise.ai/threats/technologies/windows-biometric-service  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/windows-biometric-service.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 34 vulnerabilities in Microsoft Windows Biometric Service: 0 in the last 7 days and 34 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-83988, was published on 8 September 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 34
- All time: 34 (0 critical, 0 exploited in the wild)

## About Microsoft Windows Biometric Service

Windows service that manages biometric authentication and credential verification.

## Latest Microsoft Windows Biometric Service vulnerabilities

- [CVE-2026-83988: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83988-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83987: Microsoft Windows Biometric Service heap buffer overflow privilege escalation](https://junglewise.ai/threats/cve-2026-83987-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83985: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83985-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83981: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83981-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83980: Microsoft Windows Biometric Service heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-83980-microsoft-windows-biometric-service-heap-based-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83978: Microsoft Windows Biometric Service heap overflow privilege escalation](https://junglewise.ai/threats/cve-2026-83978-microsoft-windows-biometric-service-heap-overflow-privilege) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83977: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83977-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83975: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83975-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83973: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83973-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83972: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83972-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83971: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83971-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83970: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83970-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83969: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83969-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-78447: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-78447-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-77489: Microsoft Windows Biometric Service null pointer dereference](https://junglewise.ai/threats/cve-2026-77489-microsoft-windows-biometric-service-null-pointer-dereference) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-73021: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-73021-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-73015: Microsoft Windows Biometric Service heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-73015-microsoft-windows-biometric-service-heap-based-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-73011: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-73011-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-73008: Microsoft Windows Biometric Service information disclosure](https://junglewise.ai/threats/cve-2026-73008-microsoft-windows-biometric-service-information-disclosure) (medium, CVSS 5.5, published 8 Sep 2026)
- [CVE-2026-73001: Microsoft Windows Biometric Service heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-73001-microsoft-windows-biometric-service-heap-based-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-73000: Windows Biometric Service heap buffer overflow in privilege escalation](https://junglewise.ai/threats/cve-2026-73000-windows-biometric-service-heap-buffer-overflow-in-privilege) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-72997: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-72997-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-72992: Microsoft Windows Biometric Service heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-72992-microsoft-windows-biometric-service-heap-based-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-72991: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-72991-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-72988: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-72988-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)

## Most severe Microsoft Windows Biometric Service vulnerabilities

- [CVE-2026-69826: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-69826-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 8, published 8 Sep 2026)
- [CVE-2026-69773: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-69773-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 8, published 8 Sep 2026)
- [CVE-2026-83988: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83988-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83987: Microsoft Windows Biometric Service heap buffer overflow privilege escalation](https://junglewise.ai/threats/cve-2026-83987-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83985: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83985-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83981: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83981-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83980: Microsoft Windows Biometric Service heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-83980-microsoft-windows-biometric-service-heap-based-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83978: Microsoft Windows Biometric Service heap overflow privilege escalation](https://junglewise.ai/threats/cve-2026-83978-microsoft-windows-biometric-service-heap-overflow-privilege) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83977: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83977-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)
- [CVE-2026-83975: Microsoft Windows Biometric Service heap buffer overflow](https://junglewise.ai/threats/cve-2026-83975-microsoft-windows-biometric-service-heap-buffer-overflow) (high, CVSS 7.8, published 8 Sep 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 34 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Microsoft technologies

- [Microsoft Windows](https://junglewise.ai/threats/technologies/windows): 2,362 vulnerabilities
- [Microsoft Windows 10](https://junglewise.ai/threats/technologies/windows-10): 589 vulnerabilities
- [Microsoft Windows 11 24h2](https://junglewise.ai/threats/technologies/windows-11-24h2): 565 vulnerabilities
- [Microsoft Windows 11 25h2](https://junglewise.ai/threats/technologies/windows-11-25h2): 534 vulnerabilities
- [Microsoft Windows Server 2025](https://junglewise.ai/threats/technologies/windows-server-2025): 534 vulnerabilities
- [Microsoft Windows Server 2022](https://junglewise.ai/threats/technologies/windows-server-2022): 528 vulnerabilities
- [Microsoft Windows Server 2019](https://junglewise.ai/threats/technologies/windows-server-2019): 521 vulnerabilities
- [Microsoft Windows Server 2012](https://junglewise.ai/threats/technologies/windows-server-2012): 517 vulnerabilities
- [Microsoft Windows 11](https://junglewise.ai/threats/technologies/windows-11): 494 vulnerabilities
- [Microsoft Windows Server 2016](https://junglewise.ai/threats/technologies/windows-server-2016): 476 vulnerabilities
- [Microsoft Windows 10 1809](https://junglewise.ai/threats/technologies/windows-10-1809): 380 vulnerabilities
- [Microsoft Windows 10 21h2](https://junglewise.ai/threats/technologies/windows-10-21h2): 373 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Microsoft Windows Biometric Service vulnerabilities", https://junglewise.ai/threats/technologies/windows-biometric-service, 11 November 2026.