CVE-2021-39318

MEDIO 6.1CVE-2021-39318 · Published 14/12/2021 · updated 17/06/2026

In breve

CVE-2021-39318 è una vulnerabilità MEDIO (CVSS 6.1) che riguarda h5p-css-editor (h5p-css-editor project).
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 0.78%, superiore al 56.2% delle vulnerabilità.
Nessuna versione corretta ancora nota: segui l'avviso del produttore nei riferimenti.

Package	Affected versions	Patched versions
h5p-css-editor h5p-css-editor_project	`≤ 1.0`	No fix yet

Description

The H5P CSS Editor WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the h5p-css-file parameter found in the ~/h5p-css-editor.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.

References

plugins.trac.wordpress.org/browser/h5p-css-editor/tags/1.0/h5p-css-editor.php · Third Party Advisory
wordfence.com/vulnerability-advisories · Third Party Advisory

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