CVE-2025-47977: Nuance Digital Engagement Platform Spoofing Vulnerability

Overview

Severity
High (CVSS 8.2)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N/E:U/RL:O/RC:C
Category
Spoofing
Exploit Status
Not Exploited
Exploitation Likelihood
Less Likely
Patch Tuesday
2025-Jun
Released
2025-06-10
Last Updated
2025-06-12
EPSS Score
1.20% (percentile: 78.9%)

Description

Improper neutralization of input during web page generation ('cross-site scripting') in Nuance Digital Engagement Platform allows an unauthorized attacker to perform spoofing over a network.

FAQ

According to the CVSS metrics, successful exploitation of this vulnerability could lead to some loss of confidentiality (C:L)? What does that mean for this vulnerability? Information in the victim's browser associated with the vulnerable URL can be read by the malicious JavaScript code and sent to the attacker. What actions do I need to take to be protected from this vulnerability? Affected customers need to enable the Block XSS field in the configurations setting for their program to prevent JavaScript injection. All affected customers have been notified by the Nuance team to make this update. According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do? Exploitation of the vulnerability requires that a user to open a specially crafted link. An attacker would have no way to force users to click the link. Instead, an attacker would have to convince users to click the link through social engineering. According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability? The vulnerability is in the web server, but the malicious scripts execute in the victim’s browser on their machine.

Affected Products (1)

Azure

  • Nuance Digital Engagement Platform

Security Updates (1)

Acknowledgments

rushbruh, rushbruh

Revision History

  • 2025-06-10: Information published.
  • 2025-06-12: Updated the CVSS score and corrected FAQs. This is an informational change only.