UNKNOWN CVSS 4.3
Published: 2012-08-23

CVE-2011-5107

wordpress alert_before_you_post Security Advisory (CVE-2011-5107)
↗ Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2011-5107?
🔬 Search Writeups & Exploit Archive →

CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2011-5107 impacting wordpress alert_before_you_post. Evaluated with CVSS Base Score of 4.3 (UNKNOWN).

Original NVD Description

Source: NIST NVD
Cross-site scripting (XSS) vulnerability in post_alert.php in Alert Before Your Post plugin, possibly 0.1.1 and earlier, for WordPress allows remote attackers to inject arbitrary web script or HTML via the name parameter.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Confidentiality
None (C:N)
No data confidentiality impact
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product wordpress / alert_before_you_post
Affected Versions *
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-2011-5107 impacting wordpress alert_before_you_post.

⚡ Nuclei Detection Template (YAML) cve-2011-5107.yaml
id: cve-2011-5107

info:
  name: wordpress alert_before_you_post - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2011-5107 affecting wordpress alert_before_you_post.
    Evaluation: Cross-site scripting (XSS) vulnerability in post_alert.php in Alert Before Your Post plugin, possibly 0.1.1 and earlier, for WordPress allows remote a...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2011-5107
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:M/Au:N/C:N/I:P/A:N
    cvss-score: 4.3
    cve-id: CVE-2011-5107
    cwe-id: CWE-79
  tags: cve,cve-2011-5107,wordpress,alert_before_you_post,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "alert_before_you_post"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2011-5107.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2011-5107
# Target: wordpress alert_before_you_post | CVSS: 4.3 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2011-5107 (wordpress alert_before_you_post)...")
    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 wordpress alert_before_you_post scope (*).")
        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-2011-5107.sh
# Recommended Remediation & Patching Commands for CVE-2011-5107
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install alert_before_you_post 2>/dev/null || \
sudo dnf upgrade alert_before_you_post 2>/dev/null || \
sudo yum update alert_before_you_post

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

# 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.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2011-5107 in wordpress alert_before_you_post?

Review vendor-specific security notices and update wordpress alert_before_you_post 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-2011-5107?

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-2011-5107?

CVE-2011-5107 is classified with a CVSS 3.1 Base Score of 4.3 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
4.3
UNKNOWN SEVERITY
CVE ID CVE-2011-5107
Weakness CWE-79
Vendor wordpress
Product alert_before_you_post
Published 2012-08-23
Vector AV:N/AC:M/Au:N/C:N/I:P/A:N