HIGH CVSS 7.5
Published: 2025-07-21

CVE-2025-7962

eclipse jakarta_mail Security Advisory (CVE-2025-7962)
โ†— Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2025-7962?
๐Ÿ”ฌ Search Writeups & Exploit Archive →

CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-7962 impacting eclipse jakarta_mail. Evaluated with CVSS Base Score of 7.5 (HIGH).

Original NVD Description

Source: NIST NVD
In Jakarta Mail versions prior to 2.0.2 it is possible to perform an SMTP Injection by utilizing theย \r and \n UTF-8 characters to separate different messages.

๐Ÿ“Š 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
None (PR:N)
Unauthenticated execution
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
None (C:N)
No data confidentiality impact
Integrity
High (I:H)
Total modification of target system
Availability
None (A:N)
No system availability impact

๐ŸŽฏ Affected Versions Matrix

Affected Product eclipse / jakarta_mail
Affected Versions *
Weakness Enumeration CWE-147

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-2025-7962 impacting eclipse jakarta_mail.

โšก Nuclei Detection Template (YAML) cve-2025-7962.yaml
id: cve-2025-7962

info:
  name: eclipse jakarta_mail - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: high
  description: |
    Automated signature & scanner for CVE-2025-7962 affecting eclipse jakarta_mail.
    Evaluation: In Jakarta Mail versions prior to 2.0.2 it is possible to perform an SMTP Injection by utilizing theย \r and \n UTF-8 characters to separate different ...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-7962
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
    cvss-score: 7.5
    cve-id: CVE-2025-7962
    cwe-id: CWE-147
  tags: cve,cve-2025-7962,eclipse,jakarta_mail,high

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "jakarta_mail"
        part: body
๐Ÿ PoC Exploit & Verification Probe (Python 3) poc_cve-2025-7962.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-7962
# Target: eclipse jakarta_mail | CVSS: 7.5 (HIGH)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-7962 (eclipse jakarta_mail)...")
    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 eclipse jakarta_mail 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)
๐Ÿ›ก๏ธ Quick Patch & Remediation Script (Bash) patch_cve-2025-7962.sh
# Recommended Remediation & Patching Commands for CVE-2025-7962
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install jakarta_mail 2>/dev/null || \
sudo dnf upgrade jakarta_mail 2>/dev/null || \
sudo yum update jakarta_mail

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

# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."

๐Ÿ›ก๏ธ 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.
โš ๏ธ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

๐Ÿ”— Verified Technical References

Authorities
  • No records filed in this category.
Distributions
  • No records filed in this category.

โ“ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-7962 in eclipse jakarta_mail?

Review vendor-specific security notices and update eclipse jakarta_mail 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-2025-7962?

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-2025-7962?

CVE-2025-7962 is classified with a CVSS 3.1 Base Score of 7.5 (HIGH). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
7.5
HIGH SEVERITY
CVE ID CVE-2025-7962
Weakness CWE-147
Vendor eclipse
Product jakarta_mail
Published 2025-07-21
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N