CVE-2026-35575: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in ChurchCRM CRM
ChurchCRM is an open-source church management system. Prior to 6.5.3, a Stored Cross-Site Scripting (Stored XSS) vulnerability in the admin panel’s group-creation feature allows any user with group-creation privileges to inject malicious JavaScript that executes automatically when an administrator views the page. This enables attackers to steal the administrator’s session cookies, potentially leading to full administrative account takeover. This vulnerability is fixed in 6.5.3.
AI Analysis
Technical Summary
CVE-2026-35575 is a stored XSS vulnerability in ChurchCRM's admin panel group-creation feature affecting versions before 6.5.3. Users with group-creation privileges can inject malicious scripts that execute automatically upon an administrator viewing the page, enabling session cookie theft and possible administrative account compromise. The CVSS 3.1 base score is 8.0, reflecting high impact on confidentiality, integrity, and availability. The vulnerability is resolved in ChurchCRM version 6.5.3.
Potential Impact
Successful exploitation allows attackers with group-creation privileges to execute arbitrary JavaScript in the context of an administrator's browser session. This can lead to theft of administrator session cookies and potentially full administrative account takeover, compromising the confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Upgrade ChurchCRM to version 6.5.3 or later, where this vulnerability is fixed. Users should apply this official fix to prevent exploitation. No other mitigation or temporary workaround is indicated in the available data.
CVE-2026-35575: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in ChurchCRM CRM
Description
ChurchCRM is an open-source church management system. Prior to 6.5.3, a Stored Cross-Site Scripting (Stored XSS) vulnerability in the admin panel’s group-creation feature allows any user with group-creation privileges to inject malicious JavaScript that executes automatically when an administrator views the page. This enables attackers to steal the administrator’s session cookies, potentially leading to full administrative account takeover. This vulnerability is fixed in 6.5.3.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-35575 is a stored XSS vulnerability in ChurchCRM's admin panel group-creation feature affecting versions before 6.5.3. Users with group-creation privileges can inject malicious scripts that execute automatically upon an administrator viewing the page, enabling session cookie theft and possible administrative account compromise. The CVSS 3.1 base score is 8.0, reflecting high impact on confidentiality, integrity, and availability. The vulnerability is resolved in ChurchCRM version 6.5.3.
Potential Impact
Successful exploitation allows attackers with group-creation privileges to execute arbitrary JavaScript in the context of an administrator's browser session. This can lead to theft of administrator session cookies and potentially full administrative account takeover, compromising the confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Upgrade ChurchCRM to version 6.5.3 or later, where this vulnerability is fixed. Users should apply this official fix to prevent exploitation. No other mitigation or temporary workaround is indicated in the available data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-04-03T20:09:02.827Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69d550fbaaed68159a4b4b11
Added to database: 4/7/2026, 6:46:19 PM
Last enriched: 4/7/2026, 7:01:09 PM
Last updated: 4/8/2026, 8:42:12 PM
Views: 14
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