How to fix CVE-2025-47828?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Is Lumi H5P-Nodejs-library affected by CVE-2025-47828?

CVE-2025-47828 presents moderate security risk, a cross-site scripting vulnerability rated CVSS 6.4. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Organizations should apply vendor updates when available and monitor for exploitation.

Lumi H5P-Nodejs-library CVE-2025-47828

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2025-05-11 [email protected]

XSS

6.4

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Patch released

Mar 31, 2026 - 21:13 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:41 vuln.today

CVE Published

May 11, 2025 - 03:15 nvd

MEDIUM 6.4

DescriptionNVD

Lumi H5P-Nodejs-library before 9.3.3 omits a sanitizeHtml call for plain text strings.

AnalysisAI

Lumi H5P-Nodejs-library before 9.3.3 omits a sanitizeHtml call for plain text strings. Rated medium severity (CVSS 6.4), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Lumi H5P-Nodejs-library before 9.3.3 omits a sanitizeHtml call for plain text strings. Version information: before 9.3.3.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

CVE-2025-47828 vulnerability details – vuln.today

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