CVE-2018-3740

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CVSS 3.0

7.5 high

EPSS

1%p72

Published

Mar 30, 2018 (Mar 30, 2018)

Modified

Jun 17, 2026

Description

A specially crafted HTML fragment can cause Sanitize gem for Ruby to allow non-whitelisted attributes to be used on a whitelisted HTML element.

Vendors: sanitize project
Products: sanitize
Weakness: CWE-79, CWE-20
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.5%)

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