CVE-2025-55129

| EUVD-2025-200129 MEDIUM
2025-12-02 [email protected]
5.4
CVSS 3.0
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CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

4
EUVD ID Assigned
Mar 15, 2026 - 14:04 euvd
EUVD-2025-200129
Analysis Generated
Mar 15, 2026 - 14:04 vuln.today
PoC Detected
Dec 30, 2025 - 14:31 vuln.today
Public exploit code
CVE Published
Dec 02, 2025 - 02:15 nvd
MEDIUM 5.4

Tags

Information Disclosure Revive Adserver

Description

HackerOne community member Kassem S.(kassem_s94) has reported that username handling in Revive Adserver was still vulnerable to impersonation attacks after the fix for CVE-2025-52672, via several alternate techniques. Homoglyphs based impersonation has been independently reported by other HackerOne users, such as itz_hari_ and khoof.

Analysis

HackerOne community member Kassem S.(kassem_s94) has reported that username handling in Revive Adserver was still vulnerable to impersonation attacks after the fix for CVE-2025-52672, via several alternate techniques. Homoglyphs based impersonation has been independently reported by other HackerOne users, such as itz_hari_ and khoof.

Technical Context

This vulnerability is classified as Improper Handling of Unicode Encoding (CWE-176).

Affected Products

Affected products: Aquaplatform Revive Adserver

Remediation

Monitor vendor advisories for patches. Apply mitigations such as network segmentation, access restrictions, and monitoring.

Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +27
POC: +20

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CVE-2025-55129 vulnerability details – vuln.today
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