Critical CVSS 8.1 EPSS 0.00763 2025-11 archive

Executive Summary

Missing authorization in Nuance PowerScribe allows an unauthorized attacker to disclose information over a network.

Overview

8.1
CVSS HIGH
Critical
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Information Disclosure
Released Nov 11 2025
Last Updated Nov 11 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00763 — 0.51612 percentile
NVD CVSS 8.1 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
Required
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.1

EPSS Score

0.00763
probability of exploitation in the next 30 days
0.51612 percentile - updated 2026-07-25
View on FIRST.org

Affected Products

20 affected products
Product KB Article Severity Impact Restart Required
Nuance PowerScribe 360 version 4.0.1 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe 360 version 4.0.2 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe 360 version 4.0.3 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe 360 version 4.0.4 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe 360 version 4.0.5 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe 360 version 4.0.6 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe 360 version 4.0.7 Release Notes (Security Update) Critical Information Disclosure No
Nuance PowerScribe 360 version 4.0.8 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe 360 version 4.0.9 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.1 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.10 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.2 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.3 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.4 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.5 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.6 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.7 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.8 Release Notes (Security Update) Critical Information Disclosure Maybe
Nuance PowerScribe One version 2019.9 Release Notes (Security Update) Critical Information Disclosure Maybe
PowerScribe One version 2023.1 SP2 Patch 7 Release Notes (Security Update) Critical Information Disclosure Maybe

Patches

1 patch
Article Type Restart
Release Notes Security Update Maybe

Known Exploits

Acknowledgments

Brandon Kraycirik