MEDIUM CVSS 6.5
Published: 2026-02-19

CVE-2025-13671

opentext web_site_management_server Security Advisory (CVE-2025-13671)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-13671 impacting opentext web_site_management_server. Evaluated with CVSS Base Score of 6.5 (MEDIUM).

Original NVD Description

Source: NIST NVD
Cross-Site Request Forgery (CSRF) vulnerability in OpenText™ Web Site Management Server allows Cross Site Request Forgery. The vulnerability could make a user, with active session inside the product, click on a page that contains this malicious HTML triggering to perform changes unconsciously. This issue affects Web Site Management Server: 16.7.0, 16.7.1.

📊 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
None (PR:N)
Unauthenticated execution
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
High (I:H)
Total modification of target system
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product opentext / web_site_management_server
Affected Versions 16.7.0
Weakness Enumeration CWE-352

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-2025-13671 impacting opentext web_site_management_server.

⚡ Nuclei Detection Template (YAML) cve-2025-13671.yaml
id: cve-2025-13671

info:
  name: opentext web_site_management_server - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2025-13671 affecting opentext web_site_management_server.
    Evaluation: Cross-Site Request Forgery (CSRF) vulnerability in OpenText™ Web Site Management Server allows Cross Site Request Forgery. The vulnerability could mak...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-13671
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
    cvss-score: 6.5
    cve-id: CVE-2025-13671
    cwe-id: CWE-352
  tags: cve,cve-2025-13671,opentext,web_site_management_serve,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "web_site_management_server"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-13671.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-13671
# Target: opentext web_site_management_server | CVSS: 6.5 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-13671 (opentext web_site_management_server)...")
    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 opentext web_site_management_server scope (16.7.0).")
        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-2025-13671.sh
# Recommended Remediation & Patching Commands for CVE-2025-13671
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install web_site_management_serve 2>/dev/null || \
sudo dnf upgrade web_site_management_serve 2>/dev/null || \
sudo yum update web_site_management_serve

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

# 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-2025-13671 in opentext web_site_management_server?

Review vendor-specific security notices and update opentext web_site_management_server 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-2025-13671?

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-2025-13671?

CVE-2025-13671 is classified with a CVSS 3.1 Base Score of 6.5 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.5
MEDIUM SEVERITY
CVE ID CVE-2025-13671
Weakness CWE-352
Vendor opentext
Product web_site_management_server
Published 2026-02-19
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N