CVE-2025-55287

MEDIUM

kreaweb genealogy < 4.4.0 - Authenticated Stored Cross-Site Scripting

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2025-55287. PoCs published by Eternalvalhalla.

AI-analyzed exploit summary This PoC demonstrates an authenticated stored XSS vulnerability in a Genealogy app (versions prior to 4.4.0) where an attacker with Editor+ privileges can inject malicious JavaScript into a person's firstname/lastname field. When a higher-privileged user deletes the person, the script executes, sending a CSRF token and snapshot data to add the attacker as an Administrator via a Livewire component update.

Description

Genealogy is a family tree PHP application. Prior to 4.4.0, Authenticated Stored Cross-Site Scripting (XSS) vulnerability was identified in the Genealogy application. Authenticated attackers could run arbitrary JavaScript in another user’s session, leading to session hijacking, data theft, and UI manipulation. This vulnerability is fixed in 4.4.0.

Exploits (1)

nomisec WORKING POC 1 stars
by Eternalvalhalla · poc
https://github.com/Eternalvalhalla/CVE-2025-55287-POC

This PoC demonstrates an authenticated stored XSS vulnerability in a Genealogy app (versions prior to 4.4.0) where an attacker with Editor+ privileges can inject malicious JavaScript into a person's firstname/lastname field. When a higher-privileged user deletes the person, the script executes, sending a CSRF token and snapshot data to add the attacker as an Administrator via a Livewire component update.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Moderate
Reliability
Reliable
Target: Genealogy app < 4.4.0
Auth required
Prerequisites: Authenticated access with Editor+ role · Ability to create a new person in the app · Victim with higher privileges must delete the malicious person entry
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Scores

CVSS v3 5.4
EPSS 0.0030
EPSS Percentile 21.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
kreaweb/genealogy < 4.4.0
Published Aug 18, 2025
Tracked Since Feb 18, 2026