Genealogy has a Reflected XSS Vulnerability

published 2025-08-18 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-25149

cvss: 5.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits: 0; none known

Genealogy is a family tree PHP application. Prior to 4.4.0, Authenticated Reflected 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.

Patch / fix

fixed in 1 links 1

kreaweb genealogy 4.4.0

github.com/MGeurts/genealogy@1683b3c commit

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 14 mo ago (2025-08-18)

Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
NVD	3.1	5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

MGeurts genealogy

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /MGeurts/genealogy/commit/1683b3cbea5e52c99291fa231b7bc8c33f33c33f
patch
github.com /MGeurts/genealogy/security/advisories/GHSA-3h8x-g9xj-rhwg
third-party-advisory

Sources

CVE List CVE-2025-55288
NVD CVE-2025-55288

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Summary