Deserialization in Microsoft Nuance_powerscribe_360
CVE-2026-26142
Deserialization of untrusted data in Nuance PowerScribe allows an unauthorized attacker to execute code over a network.
Vulnerability class: Insecure Deserialization
EPSS: 0.019 (77.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Nuance_powerscribe_360 — versions 4.0.0, 4.0.1, 4.0.2
- Microsoft Nuance Powerscribe 360 4.0 — versions 4.0
- Microsoft Nuance Powerscribe 360 Version 4.0.1 — versions 4.0.1
- Microsoft Nuance Powerscribe 360 Version 4.0.2 — versions 4.0.2
- Microsoft Nuance Powerscribe 360 Version 4.0.3 — versions 4.0.3
- Microsoft Nuance Powerscribe 360 Version 4.0.4 — versions 4.0.4
- Microsoft Nuance Powerscribe 360 Version 4.0.5 — versions 4.0.5
- Microsoft Nuance Powerscribe 360 Version 4.0.6 — versions 4.0.6
- Microsoft Nuance Powerscribe 360 Version 4.0.7 — versions 4.0.7
- Microsoft Nuance Powerscribe 360 Version 4.0.8 — versions 4.0.8
Weakness classification (CWE)
References
- secure@microsoft.com (vendor-advisory, patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-26142?
- CVE-2026-26142 is a critical-severity vulnerability in Microsoft Nuance_powerscribe_360, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2026-06-09.
- How severe is CVE-2026-26142?
- Critical severity. CVSS v3 base score is 9.8 out of 10.