MEDIUM CVSS 6.3
Published: 2026-04-29

CVE-2026-6915

mongodb mongodb Security Advisory (CVE-2026-6915)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2026-6915 impacting mongodb mongodb. Evaluated with CVSS Base Score of 6.3 (MEDIUM).

Original NVD Description

Source: NIST NVD
An authorization flaw in the user management command could allow an authenticated user to make limited changes to authentication-related data associated with another user account. This could affect how authentication is performed for the impacted account.

📊 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
Low (PR:L)
Standard user access required
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
Low (C:L)
Partial information leakage
Integrity
Low (I:L)
Partial data modification possible
Availability
Low (A:L)
Partial service performance degradation

🎯 Affected Versions Matrix

Affected Product mongodb / mongodb
Affected Versions *
Weakness Enumeration CWE-1284

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-2026-6915 impacting mongodb mongodb.

⚡ Nuclei Detection Template (YAML) cve-2026-6915.yaml
id: cve-2026-6915

info:
  name: mongodb mongodb - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2026-6915 affecting mongodb mongodb.
    Evaluation: An authorization flaw in the user management command could allow an authenticated user to make limited changes to authentication-related data associat...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2026-6915
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
    cvss-score: 6.3
    cve-id: CVE-2026-6915
    cwe-id: CWE-1284
  tags: cve,cve-2026-6915,mongodb,mongodb,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "mongodb"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2026-6915.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2026-6915
# Target: mongodb mongodb | CVSS: 6.3 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2026-6915 (mongodb mongodb)...")
    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 mongodb mongodb 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-2026-6915.sh
# Recommended Remediation & Patching Commands for CVE-2026-6915
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install mongodb 2>/dev/null || \
sudo dnf upgrade mongodb 2>/dev/null || \
sudo yum update mongodb

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

# 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-2026-6915 in mongodb mongodb?

Review vendor-specific security notices and update mongodb mongodb 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-2026-6915?

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-2026-6915?

CVE-2026-6915 is classified with a CVSS 3.1 Base Score of 6.3 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.3
MEDIUM SEVERITY
CVE ID CVE-2026-6915
Weakness CWE-1284
Vendor mongodb
Product mongodb
Published 2026-04-29
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L