H5P provides an open-source interactive content creation platform widely integrated into learning management systems and educational websites, with reported vulnerabilities concentrated in web-based input handling. The durable signal centers on cross-site scripting weaknesses in content generation and rendering, reflecting the attack surface of a user-facing HTML5 authoring tool. Current severity, exploitation activity, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by H5p over time
Signals from CVEs in this vendor scope (2 CVEs).
2 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2026-56006HIGH Unauthenticated Cross Site Scripting (XSS) in H5P <= 1.17.6 versions. | Jun 25, 2026 | 7.1 | 31 | NO | NO |
CVE-2024-3111MEDIUM The Interactive Content WordPress plugin before 1.15.8 does not validate uploads which could allow a Contributors and above to update malicious SVG files, leading to Stored Cross- | Jun 27, 2024 | 5.4 | 16 | NO | NO |
Signals from CVEs in this vendor scope (2 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by H5p.
Media articles that mention a CVE ID that affects a product developed by H5p — matched by CVE ID, not by vendor name.