Impersonation Vulnerability in Revive Adserver by Revive Adserver Team
CVE-2025-55129

5.4MEDIUM

Key Information:

Vendor

Revive

Vendor
CVE Published:
2 December 2025

What is CVE-2025-55129?

A vulnerability in Revive Adserver allows attackers to exploit username handling, leading to potential impersonation attacks. Following the previous fix for a related issue, alternative techniques, including homoglyphs-based methods, have been reported that still enable unauthorized user impersonation. This highlights ongoing security concerns and the need for robust username verification mechanisms to protect against such exploits.

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Affected Version(s)

Revive Adserver 6 <= 6.0.3

Revive Adserver 6.0.4

References

CVSS V3.0

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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