HIGH CVSS 8.1
Published: 2026-03-11

CVE-2025-67298

classroomio classroomio Security Advisory (CVE-2025-67298)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-67298 impacting classroomio classroomio. Evaluated with CVSS Base Score of 8.1 (HIGH).

Original NVD Description

Source: NIST NVD
An issue in ClasroomIO before v.0.2.6 allows a remote attacker to escalate privileges via the endpoints /api/verify and /rest/v1/profile

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
High (AC:H)
Depends on race conditions or environment
Privileges Required
None (PR:N)
Unauthenticated execution
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
High (C:H)
Total information disclosure
Integrity
High (I:H)
Total modification of target system
Availability
High (A:H)
Total denial of service or shutdown

🎯 Affected Versions Matrix

Affected Product classroomio / classroomio
Affected Versions *
Weakness Enumeration CWE-290

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-2025-67298 impacting classroomio classroomio.

⚡ Nuclei Detection Template (YAML) cve-2025-67298.yaml
id: cve-2025-67298

info:
  name: classroomio classroomio - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: high
  description: |
    Automated signature & scanner for CVE-2025-67298 affecting classroomio classroomio.
    Evaluation: An issue in ClasroomIO before v.0.2.6 allows a remote attacker to escalate privileges via the endpoints /api/verify and /rest/v1/profile...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-67298
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 8.1
    cve-id: CVE-2025-67298
    cwe-id: CWE-290
  tags: cve,cve-2025-67298,classroomio,classroomio,high

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "classroomio"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-67298.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-67298
# Target: classroomio classroomio | CVSS: 8.1 (HIGH)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-67298 (classroomio classroomio)...")
    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 classroomio classroomio 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-2025-67298.sh
# Recommended Remediation & Patching Commands for CVE-2025-67298
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install classroomio 2>/dev/null || \
sudo dnf upgrade classroomio 2>/dev/null || \
sudo yum update classroomio

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

# 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

Authorities
  • No records filed in this category.
Distributions
  • No records filed in this category.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-67298 in classroomio classroomio?

Review vendor-specific security notices and update classroomio classroomio 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-2025-67298?

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-2025-67298?

CVE-2025-67298 is classified with a CVSS 3.1 Base Score of 8.1 (HIGH). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
8.1
HIGH SEVERITY
CVE ID CVE-2025-67298
Weakness CWE-290
Vendor classroomio
Product classroomio
Published 2026-03-11
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H