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Fencer Vulns
medium 6.4

CVE-2026-32880 json

ChurchCRM is vulnerable to Stored XSS through JSON handling in SystemSettings.php

published 2026-03-20 7 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-13429

cvss
6.4
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 26%
public exploits
0
none known

Summary

ChurchCRM is an open-source church management system. Versions prior to 7.0.2 allow an admin user to edit JSON type system settings to store a JavaScript payload that can execute when any admin views the system settings. The JSON input is left unescaped/unsanitized in SystemSettings.php, leading to XSS. This issue has been fixed in version 7.0.2.

Patch / fix

  • churchcrm churchcrm 7.0.2

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
7 mo ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/ChurchCRM/CRM/security/advisories/GHSA-7gq6-xmpx-qc7c referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 6.4 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:L

Affected products

  • ChurchCRM CRM

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.