XSS in Churchcrm

CVE-2025-1024

A vulnerability exists in ChurchCRM 5.13.0 that allows an attacker to execute arbitrary JavaScript in a victim's browser via Reflected Cross-Site Scripting (XSS) in the EditEventAttendees.php page. This requires Administration privileges and affects the EID parameter. The flaw allows an attacker to steal session cookies, perform actions on behalf of an authenticated user, and gain unauthorized access to the application.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-1024: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

  • Churchcrm — versions ChurchCRM 5.13.0 and prior

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-1024?
CVE-2025-1024 is a medium-severity vulnerability in Churchcrm, classified under Improper Authentication. CVSS score: 4.8/10. Published 2025-02-19.
How severe is CVE-2025-1024?
Medium severity. CVSS v3 base score is 4.8 out of 10.