What is CVE-2025-55288?

CVE-2025-55288 is a medium-severity vulnerability in Mgeurts Genealogy, classified under Cross-site Scripting. CVSS score: 5.5/10. Published 2025-08-18.

How severe is CVE-2025-55288?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2025-55288 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Mgeurts Genealogy

CVE-2025-55288

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 use…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (13.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L.

Affected products

Mgeurts Genealogy — versions < 4.4.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

https://github.com/MGeurts/genealogy/security/advisories/GHSA-3h8x-g9xj-rhwg (x_refsource_CONFIRM)
https://github.com/MGeurts/genealogy/commit/1683b3cbea5e52c99291fa231b7bc8c33f33c33f (x_refsource_MISC)

Frequently asked questions

What is CVE-2025-55288?: CVE-2025-55288 is a medium-severity vulnerability in Mgeurts Genealogy, classified under Cross-site Scripting. CVSS score: 5.5/10. Published 2025-08-18.
How severe is CVE-2025-55288?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2025-55288 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.