TI-2025-39099 Aliases CVE-2025-62951 GHSA-6mmq-g487-46w7

WordPress H5P plugin <= 1.16.0 - Cross Site Scripting (XSS) vulnerability

LOW 28CWE-79Published 2025-10-27 · Updated 2026-04-28

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in icc0rz H5P h5p allows Stored XSS.This issue affects H5P: from n/a through <= 1.16.0.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00204 10th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
icc0rz	H5P	up to 1.16.0	—	No fix listed	CNA

H5P Vendoricc0rz Affected up to 1.16.0 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-62951
2026-10-03 Alias added: GHSA-6mmq-g487-46w7

References

Other 1

https://patchstack.com/database/Wordpress/Plugin/h5p/vulnerability/wordpress-interactive-content-h5p-plugin-1-16-0-cross-site-scripting-xss-vulnerability?_s_id=cve

TI-2026-41258 WordPress H5P plugin <= 1.17.7 - Arbitrary File Deletion vulnerability CVSS 3.1HIGH 7.1
TI-2025-42026 WordPress H5P plugin <= 1.16.1 - Broken Access Control vulnerability CVSS 3.1MEDIUM 5.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences