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H5p vulnerabilities

5 tracked advisories · slug h5p

Important: H5p appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works

Tracked advisories

5

Latest advisory

26 June 2026

CISA KEV matches

0

In this WordPress feed

WordPress slug

h5p

Plugin

What this means for H5p

This catalog lists 5 known advisories affecting H5p. The most recent was published on 26 June 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.

Latest issues

  • Interactive Content – H5P <= 1.17.7 - Authenticated (Contributor+) Arbitrary File Deletion

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 26 June 2026

  • Interactive Content – H5P <= 1.17.6 - Reflected Cross-Site Scripting

    May allow attackers to run scripts in visitors' browsers or hijack admin sessions.

    Published 18 June 2026

  • H5P <= 1.16.1 - Missing Authorization

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 28 December 2025

Vulnerability types

  • Cross-site scripting3

Authentication (inferred from titles)

  • Unauthenticated0
  • Authenticated3
  • Unspecified2

Advisory history

Known H5p advisories published by month.

All advisories

Check whether your installed version is affected

SiteRespond Defence matches your installed H5p version against this catalog when the Defence plugin is connected to your WordPress site.

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