ChurchCRM up to 7.0.x HTML Attribute PersonView.php sanitizeText Facebook HTML injection

Summaryinfo

A vulnerability classified as problematic has been found in ChurchCRM up to 7.0.x. This vulnerability affects the function sanitizeText of the file PersonView.php of the component HTML Attribute Handler. Performing a manipulation of the argument Facebook results in HTML injection. This vulnerability is cataloged as CVE-2026-35534. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in ChurchCRM up to 7.0.x. This affects the function sanitizeText of the file PersonView.php of the component HTML Attribute Handler. The manipulation of the argument Facebook with an unknown input leads to a html injection vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

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 function only strips HTML tags, it does not escape quote characters allowing an attacker to break out of the href attribute and inject arbitrary JavaScript event handlers. Any authenticated user with the EditRecords role can store the payload in a person's Facebook field. The XSS fires against any user who views that person's profile page, including administrators, enabling session hijacking and full account takeover. This vulnerability is fixed in 7.1.0.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-35534 since 04/03/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

By approaching the search of inurl:PersonView.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 7.1.0 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• ChurchCRM

Version

• 7.0

License

• open-source

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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