Authenticated Stored Cross-Site Scripting Vulnerability in Genealogy PHP Application
CVE-2025-55287

8HIGH

Key Information:

Vendor

Mgeurts

Status
Genealogy
Vendor
CVE Published:
18 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-55287?

The Genealogy PHP application prior to version 4.4.0 contains an Authenticated Stored Cross-Site Scripting (XSS) vulnerability that allows malicious authenticated users to execute arbitrary JavaScript code in other users' sessions. This poses significant risks such as session hijacking, data theft, and manipulation of the user interface. It is essential for users of the Genealogy application to update to the latest version to safeguard against potential exploits.

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Affected Version(s)

genealogy < 4.4.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-55287-POC
Created by Eternalvalhalla

References

https://github.com/MGeurts/genealogy/security/advisories/...
x_refsource_CONFIRM
https://github.com/MGeurts/genealogy/commit/1683b3cbea5e5...
x_refsource_MISC

CVSS V3.0

Score:
8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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