Cross-Site Scripting in sanitize-html

MEDIUM 6.1CVE-2017-16017 · GHSA-wg96-3933-j2w5 · Published 04/06/2018 · updated 17/06/2026

In short

CVE-2017-16017 is a MEDIUM (CVSS 6.1) vulnerability affecting sanitize-html (punkave), sanitize-html.
Chance of exploitation in the next 30 days (EPSS): 1.2%, higher than 67.3% of all vulnerabilities.
Fix: update to 1.2.3 or later.

Package	Affected versions	Patched versions
sanitize-html punkave	`≤ 1.2.2`	No fix yet
sanitize-html npm	`< 1.2.3`	`1.2.3`

Affected versions of sanitize-html are vulnerable to cross-site scripting.

<IMG SRC= onmouseover="alert('XSS');"> produces the following:

<img src="onmouseover="alert('XSS');"" /> This is definitely invalid HTML, but would suggest that it's being interpreted incorrectly by the parser.

Update to version 1.2.3 or later.

NVD description

sanitize-html is a library for scrubbing html input for malicious values Versions 1.2.2 and below have a cross site scripting vulnerability.

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Package

Affected versions

Patched versions

≤ 1.2.2

No fix yet

npm

< 1.2.3