CVE-2026-26142Critical
Nuance PowerScribe Remote Code Execution Vulnerability
Assessment
Deserialization of untrusted data in Nuance PowerScribe allows an unauthorized attacker to execute code over a network.
- Severity
- Critical
- CVSS base score
- 9.8CVSS:3.1/
AV:N/ AC:L/ PR:N/ UI:N/ S:U/ C:H/ I:H/ A:H/ E:U/ RL:O/ RC:C - Impact
- Remote Code Execution
- EPSS, next 30 days
- 1.5%Higher than 73.8% of scored CVEs · FIRST model run 29 Sep 2026 · about EPSS
- Public exploit code
- No Nuclei template lists it
- Exploitability
- Exploitation Less Likely
- Publicly disclosed
- No
- Customer action
- Required: apply the update
- Component
- Nuance PowerScribe
- Weakness
- CWE-502: Deserialization of Untrusted Data
- Issued by
- Microsoft
- Published
- 9 Jun 2026 · June 2026
- Last revised
- 9 Jun 2026
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
Other22 affected products
- 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 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 2019.10
- Nuance PowerScribe One version 2019.2
- Nuance PowerScribe One version 2019.3
- 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
- PowerScribe One version 2023.1 SP2 Patch 11
- PowerScribe One version 2023.1 SP3 Patch 6