{
"id": "GHSA-7f42-p84j-f58p",
"aliases": [
"CVE-2018-3740"
],
"details": "When Sanitize <= 4.6.2 is used in combination with libxml2 >= 2.9.2, a specially crafted HTML fragment can cause libxml2 to generate improperly escaped output, allowing non-whitelisted attributes to be used on whitelisted elements.\n\nThis can allow HTML and JavaScript injection, which could result in XSS if Sanitize's output is served to browsers.",
"summary": "Sanitize vulnerable to Improper Input Validation and Cross-site Scripting",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "3.0.0"
},
{
"fixed": "4.6.3"
}
]
}
],
"package": {
"name": "sanitize",
"ecosystem": "RubyGems"
}
}
],
"modified": "2023-01-23T20:47:11Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
}
],
"published": "2018-03-21T11:56:32Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2018-3740",
"type": "ADVISORY"
},
{
"url": "https://github.com/rgrove/sanitize/issues/176",
"type": "WEB"
},
{
"url": "https://github.com/rgrove/sanitize/commit/01629a162e448a83d901456d0ba8b65f3b03d46e",
"type": "WEB"
},
{
"url": "https://github.com/rgrove/sanitize/commit/93feeb38e21864146bb29191792b971dbe1ec62e",
"type": "WEB"
},
{
"url": "https://about.gitlab.com/2018/06/25/security-release-gitlab-11-dot-0-dot-1-released",
"type": "WEB"
},
{
"url": "https://github.com/rgrove/sanitize",
"type": "PACKAGE"
},
{
"url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/sanitize/CVE-2018-3740.yml",
"type": "WEB"
},
{
"url": "https://www.debian.org/security/2018/dsa-4358",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-20",
"CWE-79"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": "2018-03-30T19:29:00Z",
"github_reviewed_at": "2020-06-16T21:22:33Z"
}
}