MEDIUM CVSS 4.4
Published: 2026-05-12

CVE-2026-7431

ivanti secure_access_client Security Advisory (CVE-2026-7431)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2026-7431 impacting ivanti secure_access_client. Evaluated with CVSS Base Score of 4.4 (MEDIUM).

Original NVD Description

Source: NIST NVD
An incorrect permission assignment for critical resource of Ivanti Secure Access Client   before 22.8R6 allows a local authenticated user to read or modify sensitive log data via write access to a shared memory section.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Local (AV:L)
Requires local system execution permissions
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
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product ivanti / secure_access_client
Affected Versions *
Weakness Enumeration CWE-732

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-2026-7431 impacting ivanti secure_access_client.

⚡ Nuclei Detection Template (YAML) cve-2026-7431.yaml
id: cve-2026-7431

info:
  name: ivanti secure_access_client - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2026-7431 affecting ivanti secure_access_client.
    Evaluation: An incorrect permission assignment for critical resource of Ivanti Secure Access Client   before 22.8R6 allows a local authenticated user to read or m...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2026-7431
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
    cvss-score: 4.4
    cve-id: CVE-2026-7431
    cwe-id: CWE-732
  tags: cve,cve-2026-7431,ivanti,secure_access_client,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "secure_access_client"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2026-7431.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2026-7431
# Target: ivanti secure_access_client | CVSS: 4.4 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2026-7431 (ivanti secure_access_client)...")
    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 ivanti secure_access_client 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-2026-7431.sh
# Recommended Remediation & Patching Commands for CVE-2026-7431
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install secure_access_client 2>/dev/null || \
sudo dnf upgrade secure_access_client 2>/dev/null || \
sudo yum update secure_access_client

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

# 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-2026-7431 in ivanti secure_access_client?

Review vendor-specific security notices and update ivanti secure_access_client 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-2026-7431?

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-2026-7431?

CVE-2026-7431 is classified with a CVSS 3.1 Base Score of 4.4 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
4.4
MEDIUM SEVERITY
CVE ID CVE-2026-7431
Weakness CWE-732
Vendor ivanti
Product secure_access_client
Published 2026-05-12
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N