CVE-2026-39333

ChurchCRM is an open-source church management system. Prior to 7.1.0, he FindFundRaiser.php endpoint reflects user-supplied input (DateStart and DateEnd) into HTML input field attributes without proper output encoding for the HTML attribute context. An authenticated attacker can craft a malicious URL that executes arbitrary JavaScript when visited by another authenticated user. This constitutes a reflected XSS vulnerability. This vulnerability is fixed in 7.1.0.

CVSS v3 8.7 HIGH

8.7^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.3 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/ChurchCRM/CRM/security/advisories/GHSA-fqq6-qrcf-h7h5	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:churchcrm:churchcrm:*:*:*:*:*:*:*:*

History

26 Oct 2026, 22:10

Type	Values Removed	Values Added
Summary		(es) ChurchCRM es un sistema de gestión de iglesias de código abierto. Antes de la 7.1.0, el endpoint FindFundRaiser.php refleja la entrada proporcionada por el usuario (DateStart y DateEnd) en atributos de campos de entrada HTML sin una codificación de salida adecuada para el contexto del atributo HTML. Un atacante autenticado puede crear una URL maliciosa que ejecuta JavaScript arbitrario cuando es visitada por otro usuario autenticado. Esto constituye una vulnerabilidad XSS reflejada. Esta vulnerabilidad está corregida en la 7.1.0.

Information

Published : 2026-04-07 18:16

Updated : 2026-10-26 22:10

NVD link : CVE-2026-39333

Mitre link : CVE-2026-39333

CVE.ORG link : CVE-2026-39333

JSON object : View

Products Affected

churchcrm

churchcrm

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

{"id": "CVE-2026-39333", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-39333", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-04-07T19:12:24.299627Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.7, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.8, "exploitabilityScore": 2.3}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "ChurchCRM", "product": "CRM", "versions": [{"status": "affected", "version": "< 7.1.0"}]}]}], "published": "2026-04-07T18:16:44.997", "references": [{"url": "https://github.com/ChurchCRM/CRM/security/advisories/GHSA-fqq6-qrcf-h7h5", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "ChurchCRM is an open-source church management system. Prior to 7.1.0, he FindFundRaiser.php endpoint reflects user-supplied input (DateStart and DateEnd) into HTML input field attributes without proper output encoding for the HTML attribute context. An authenticated attacker can craft a malicious URL that executes arbitrary JavaScript when visited by another authenticated user. This constitutes a reflected XSS vulnerability. This vulnerability is fixed in 7.1.0."}, {"lang": "es", "value": "ChurchCRM es un sistema de gesti\u00f3n de iglesias de c\u00f3digo abierto. Antes de la 7.1.0, el endpoint FindFundRaiser.php refleja la entrada proporcionada por el usuario (DateStart y DateEnd) en atributos de campos de entrada HTML sin una codificaci\u00f3n de salida adecuada para el contexto del atributo HTML. Un atacante autenticado puede crear una URL maliciosa que ejecuta JavaScript arbitrario cuando es visitada por otro usuario autenticado. Esto constituye una vulnerabilidad XSS reflejada. Esta vulnerabilidad est\u00e1 corregida en la 7.1.0."}], "lastModified": "2026-10-26T22:10:00.163", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:churchcrm:churchcrm:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BF846F61-0C1E-49AB-B691-A01937A6C24D", "versionEndExcluding": "7.1.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}