Threat intelligence

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

CVE-2026-57321 · h5p

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run H5p at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Interactive Content – H5P <= 1.17.7 - Authenticated (Contributor+) Arbitrary File Deletion
Affected software: h5p(Plugin)
Affected versions: ≤ 1.17.7
Authentication: Authenticated (see advisory title)
Vulnerability type: Other
CVE: CVE-2026-57321
Published: 26 June 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source: Data imported from Wordfence Intelligence (advisory af229339-3e4a-4fd9-84b8-2b7d9bb09806). Methodology and redistribution notes

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