UBUNTU-CVE-2018-3740

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Source

https://ubuntu.com/security/CVE-2018-3740

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-3740.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-3740

Upstream

CVE-2018-3740

Published

2018-03-30T19:29:00Z

Modified

2025-07-17T16:53:47Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

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

References

Affected packages

Ubuntu:16.04:LTS / ruby-sanitize

Package

Name: ruby-sanitize
Purl: pkg:deb/ubuntu/ruby-sanitize@2.1.0-2+deb9u1build0.16.04.1?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.1.0-2+deb9u1build0.16.04.1

Affected versions

2.*

2.1.0-1

2.1.0-2

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.1.0-2+deb9u1build0.16.04.1",
            "binary_name": "ruby-sanitize"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-3740.json"

Ubuntu:18.04:LTS / ruby-sanitize