MEDIUM CVSS 6.7
Published: 2025-08-13

CVE-2024-12303

gitlab gitlab Security Advisory (CVE-2024-12303)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2024-12303 impacting gitlab gitlab. Evaluated with CVSS Base Score of 6.7 (MEDIUM).

Original NVD Description

Source: NIST NVD
An issue has been discovered in GitLab CE/EE affecting all versions from 17.7 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that under certain conditions could have allowed authenticated users with specific roles and permissions to delete issues including confidential ones by inviting users with a specific role.

📊 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
High (PR:H)
Administrative credentials required
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
Low (A:L)
Partial service performance degradation

🎯 Affected Versions Matrix

Affected Product gitlab / gitlab
Affected Versions *
Weakness Enumeration CWE-266

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-2024-12303 impacting gitlab gitlab.

⚡ Nuclei Detection Template (YAML) cve-2024-12303.yaml
id: cve-2024-12303

info:
  name: gitlab gitlab - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2024-12303 affecting gitlab gitlab.
    Evaluation: An issue has been discovered in GitLab CE/EE affecting all versions from 17.7 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that under cer...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2024-12303
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L
    cvss-score: 6.7
    cve-id: CVE-2024-12303
    cwe-id: CWE-266
  tags: cve,cve-2024-12303,gitlab,gitlab,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "gitlab"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2024-12303.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2024-12303
# Target: gitlab gitlab | CVSS: 6.7 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2024-12303 (gitlab gitlab)...")
    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 gitlab gitlab 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-2024-12303.sh
# Recommended Remediation & Patching Commands for CVE-2024-12303
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install gitlab 2>/dev/null || \
sudo dnf upgrade gitlab 2>/dev/null || \
sudo yum update gitlab

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

# 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-2024-12303 in gitlab gitlab?

Review vendor-specific security notices and update gitlab gitlab 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-2024-12303?

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-2024-12303?

CVE-2024-12303 is classified with a CVSS 3.1 Base Score of 6.7 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.7
MEDIUM SEVERITY
CVE ID CVE-2024-12303
Weakness CWE-266
Vendor gitlab
Product gitlab
Published 2025-08-13
Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L