CVE-2026-26142: Nuance PowerScribe Remote Code Execution Vulnerability

Overview

Severity

Critical (CVSS 9.8)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Remote Code Execution

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2026-Jun

Released

2026-06-09

Description

Deserialization of untrusted data in Nuance PowerScribe allows an unauthorized attacker to execute code over a network.

Affected Products (22)

Other

• Nuance PowerScribe 360 version 4.0.5
• Nuance PowerScribe 360 version 4.0.6
• Nuance PowerScribe 360 version 4.0.7
• Nuance PowerScribe 360 version 4.0.8
• Nuance PowerScribe 360 version 4.0.9
• Nuance PowerScribe One version 2019.1
• Nuance PowerScribe One version 2019.2
• Nuance PowerScribe One version 2019.3
• Nuance PowerScribe 360 4.0
• Nuance PowerScribe 360 version 4.0.1
• Nuance PowerScribe 360 version 4.0.2
• Nuance PowerScribe 360 version 4.0.3
• Nuance PowerScribe 360 version 4.0.4
• Nuance PowerScribe One version 2019.4
• Nuance PowerScribe One version 2019.5
• Nuance PowerScribe One version 2019.6
• Nuance PowerScribe One version 2019.7
• Nuance PowerScribe One version 2019.8
• Nuance PowerScribe One version 2019.9
• Nuance PowerScribe One version 2019.10
• PowerScribe One version 2023.1 SP2 Patch 11
• PowerScribe One version 2023.1 SP3 Patch 6

Security Updates (4)

• Release Notes
• Release Notes
• Release Notes
• Release Notes

Acknowledgments

<a href="https://www.linkedin.com/in/victor-morales-b52a32b3/">V&#237;ctor A. Morales</a> with <a href="https://www.gmsectec.com/">GM Sectec, Corp.</a>, <a href="https://www.linkedin.com/in/janrdrz/">Jan Rodr&#237;guez</a> with <a href="https://www.gmsectec.com/">GM Sectec, Corp.</a>

Revision History

• 2026-06-09: Information published.