Comments plugin stored Cross-site Scripting (XSS) via an asset volume name

MEDIUM 5.4CVE-2020-13870 · GHSA-69ww-wv3j-mhg4 · Published 05/06/2020 · updated 17/06/2026

In short

CVE-2020-13870 is a MEDIUM (CVSS 5.4) vulnerability affecting verbb/comments, comments (verbb).
Chance of exploitation in the next 30 days (EPSS): 0.54%, higher than 45.4% of all vulnerabilities.
Fix: update to 1.5.5 or later.

Package	Affected versions	Patched versions
verbb/comments Packagist	`< 1.5.5`	`1.5.5`
comments verbb	`< 1.5.5`	`1.5.5`

An issue was discovered in the Comments plugin before 1.5.5 for Craft CMS. There is stored XSS via an asset volume name.

NVD description

An issue was discovered in the Comments plugin before 1.5.5 for Craft CMS. There is stored XSS via an asset volume name.

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