MEDIUM CVSS 6.4
Published: 2025-09-19

CVE-2025-26514

netapp storagegrid Security Advisory (CVE-2025-26514)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-26514 impacting netapp storagegrid. Evaluated with CVSS Base Score of 6.4 (MEDIUM).

Original NVD Description

Source: NIST NVD
StorageGRID (formerly StorageGRID Webscale) versions prior to 11.8.0.15 and 11.9.0.8 are susceptible to a Reflected Cross-Site Scripting vulnerability. Successful exploit could allow an attacker to view or modify configuration settings or add or modify user accounts but requires the attacker to know specific information about the target instance and then trick a privileged user into clicking a specially crafted link.

📊 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
Required (UI:R)
User must click or open resource
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
Low (C:L)
Partial information leakage
Integrity
High (I:H)
Total modification of target system
Availability
Low (A:L)
Partial service performance degradation

🎯 Affected Versions Matrix

Affected Product netapp / storagegrid
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-2025-26514 impacting netapp storagegrid.

⚡ Nuclei Detection Template (YAML) cve-2025-26514.yaml
id: cve-2025-26514

info:
  name: netapp storagegrid - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2025-26514 affecting netapp storagegrid.
    Evaluation: StorageGRID (formerly 
StorageGRID Webscale) versions prior to 11.8.0.15 and 11.9.0.8 are 
susceptible to a Reflected Cross-Site Scripting vulnerabili...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-26514
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:L
    cvss-score: 6.4
    cve-id: CVE-2025-26514
    cwe-id: CWE-79
  tags: cve,cve-2025-26514,netapp,storagegrid,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "storagegrid"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-26514.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-26514
# Target: netapp storagegrid | CVSS: 6.4 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-26514 (netapp storagegrid)...")
    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 netapp storagegrid 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-2025-26514.sh
# Recommended Remediation & Patching Commands for CVE-2025-26514
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install storagegrid 2>/dev/null || \
sudo dnf upgrade storagegrid 2>/dev/null || \
sudo yum update storagegrid

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

# 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-2025-26514 in netapp storagegrid?

Review vendor-specific security notices and update netapp storagegrid 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-2025-26514?

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-2025-26514?

CVE-2025-26514 is classified with a CVSS 3.1 Base Score of 6.4 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.4
MEDIUM SEVERITY
CVE ID CVE-2025-26514
Weakness CWE-79
Vendor netapp
Product storagegrid
Published 2025-09-19
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:L