LOW CVSS 3.5
Published: 2025-05-05

CVE-2025-4256

seacms seacms Security Advisory (CVE-2025-4256)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-4256 impacting seacms seacms. Evaluated with CVSS Base Score of 3.5 (LOW).

Original NVD Description

Source: NIST NVD
A vulnerability classified as problematic was found in SeaCMS 13.2. This vulnerability affects unknown code of the file /admin_paylog.php. The manipulation of the argument cstatus leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
Low (PR:L)
Standard user access required
User Interaction
Required (UI:R)
User must click or open resource
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
None (C:N)
No data confidentiality impact
Integrity
Low (I:L)
Partial data modification possible
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product seacms / seacms
Affected Versions 13.2
Weakness Enumeration CWE-79

Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe

High-Intent Research Tool

Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2025-4256 impacting seacms seacms.

⚡ Nuclei Detection Template (YAML) cve-2025-4256.yaml
id: cve-2025-4256

info:
  name: seacms seacms - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: low
  description: |
    Automated signature & scanner for CVE-2025-4256 affecting seacms seacms.
    Evaluation: A vulnerability classified as problematic was found in SeaCMS 13.2. This vulnerability affects unknown code of the file /admin_paylog.php. The manipul...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-4256
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
    cvss-score: 3.5
    cve-id: CVE-2025-4256
    cwe-id: CWE-79
  tags: cve,cve-2025-4256,seacms,seacms,low

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "seacms"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-4256.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-4256
# Target: seacms seacms | CVSS: 3.5 (LOW)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-4256 (seacms seacms)...")
    headers = {
        "User-Agent": "CyberVault-Audit-Scanner/2.0",
        "Accept": "*/*"
    }
    try:
        r = requests.get(f"{target_url.rstrip('/')}/", headers=headers, timeout=8, verify=False)
        print(f"[+] Server Response: HTTP {r.status_code} | Server Banner: {r.headers.get('Server', 'Unknown')}")
        if r.status_code < 500:
            print(f"[!] Target reachable. Verify version against seacms seacms scope (13.2).")
        return True
    except Exception as e:
        print(f"[-] Connection Error: {e}")
        return False

if __name__ == '__main__':
    url = sys.argv[1] if len(sys.argv) > 1 else "http://localhost:8080"
    verify_vulnerability(url)
🛡️ Quick Patch & Remediation Script (Bash) patch_cve-2025-4256.sh
# Recommended Remediation & Patching Commands for CVE-2025-4256
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install seacms 2>/dev/null || \
sudo dnf upgrade seacms 2>/dev/null || \
sudo yum update seacms

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i seacms 2>/dev/null || rpm -qa | grep -i seacms

# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."

🛡️ Remediation & Security Action

  • Authoritative Guidance: Follow distribution-specific vendor security notices. Advisory status and package patches vary by distribution release.
  • Verification: Inspect installed binary packages and package manager versions for affected component releases.
  • Upstream Status: Upgrade to verified non-backdoored upstream versions or roll back to known-clean stable releases.
⚠️ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

🔗 Verified Technical References

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-4256 in seacms seacms?

Review vendor-specific security notices and update seacms seacms packages to the latest patched release immediately. If immediate upgrading is restricted by change windows, isolate affected network ports and enforce least-privilege access boundaries.

Is there an active exploit or public PoC for CVE-2025-4256?

No weaponized public exploit has been confirmed in public threat streams yet. Continuous surveillance is active across GitHub and security feeds.

What is the CVSS 3.1 severity rating and impact for CVE-2025-4256?

CVE-2025-4256 is classified with a CVSS 3.1 Base Score of 3.5 (LOW). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
3.5
LOW SEVERITY
CVE ID CVE-2025-4256
Weakness CWE-79
Vendor seacms
Product seacms
Published 2025-05-05
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N