What is CVE-2026-35534?

CVE-2026-35534 is a high-severity vulnerability in Churchcrm Crm, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-04-07.

How severe is CVE-2026-35534?

High severity. CVSS v3 base score is 7.6 out of 10.

XSS in Churchcrm Crm

CVE-2026-35534

ChurchCRM is an open-source church management system. Prior to 7.1.0, a stored cross-site scripting vulnerability exists in PersonView.php due to incorrect use of sanitizeText() as an output sanitizer for HTML attribute context. The functi…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (11.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N.

Affected products

Churchcrm Crm — versions < 7.1.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting
CWE-87 — Improper Neutralization of Alternate XSS Syntax
CWE-116 — Improper Encoding or Escaping of Output

References

https://github.com/ChurchCRM/CRM/security/advisories/GHSA-pqp6-54p2-m66f (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-35534?: CVE-2026-35534 is a high-severity vulnerability in Churchcrm Crm, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-04-07.
How severe is CVE-2026-35534?: High severity. CVSS v3 base score is 7.6 out of 10.