LOW CVSS 3.0
Published: 2026-05-08

CVE-2026-44916

openstack ironic Security Advisory (CVE-2026-44916)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2026-44916 impacting openstack ironic. Evaluated with CVSS Base Score of 3.0 (LOW).

Original NVD Description

Source: NIST NVD
In OpenStack Ironic before 35.0.2 (in a certain non-default configuration), instance_info['ks_template'] is rendered without sandboxing.

📊 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
High (PR:H)
Administrative credentials required
User Interaction
None (UI:N)
Zero human interaction required
Scope
Changed (S:C)
Impacts components beyond caller authority
Confidentiality
Low (C:L)
Partial information leakage
Integrity
None (I:N)
No system modification impact
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product openstack / ironic
Affected Versions *
Weakness Enumeration CWE-1336

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-2026-44916 impacting openstack ironic.

⚡ Nuclei Detection Template (YAML) cve-2026-44916.yaml
id: cve-2026-44916

info:
  name: openstack ironic - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: low
  description: |
    Automated signature & scanner for CVE-2026-44916 affecting openstack ironic.
    Evaluation: In OpenStack Ironic before 35.0.2 (in a certain non-default configuration), instance_info['ks_template'] is rendered without sandboxing....
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2026-44916
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
    cvss-score: 3.0
    cve-id: CVE-2026-44916
    cwe-id: CWE-1336
  tags: cve,cve-2026-44916,openstack,ironic,low

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "ironic"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2026-44916.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2026-44916
# Target: openstack ironic | CVSS: 3.0 (LOW)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2026-44916 (openstack ironic)...")
    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 openstack ironic 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-2026-44916.sh
# Recommended Remediation & Patching Commands for CVE-2026-44916
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install ironic 2>/dev/null || \
sudo dnf upgrade ironic 2>/dev/null || \
sudo yum update ironic

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

# 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-2026-44916 in openstack ironic?

Review vendor-specific security notices and update openstack ironic 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-2026-44916?

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-2026-44916?

CVE-2026-44916 is classified with a CVSS 3.1 Base Score of 3.0 (LOW). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
3.0
LOW SEVERITY
CVE ID CVE-2026-44916
Weakness CWE-1336
Vendor openstack
Product ironic
Published 2026-05-08
Vector CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N