Cross-Site Scripting Vulnerability in Ericsson Indoor Connect Product
CVE-2025-40842

8.5HIGH

Key Information:

Vendor

Ericsson

Status
Indoor Connect 8855
Vendor
CVE Published:
25 March 2026

What is CVE-2025-40842?

The Ericsson Indoor Connect 8855 is susceptible to a Cross-Site Scripting (XSS) vulnerability in versions released before 2025.Q3. This flaw allows attackers to potentially exploit the system, resulting in unauthorized access to sensitive information and the possibility to alter specific data. Users of affected versions should consider implementing security measures to mitigate risks and ensure their systems remain secure.

Affected Version(s)

Indoor Connect 8855 0

References

https://www.ericsson.com/en/about-us/security/psirt/secur...
https://www.ericsson.com/en/about-us/security/psirt/CVE-2...

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Telstra
.