GHSA-QPGM-GJGF-8C2X
Vulnerability from github – Published: 2023-05-26 13:55 – Updated: 2023-06-02 23:52Summary
A malformed RSS feed can deliver an XSS payload
PoC
Create an RSS widget and add the domain https://blog.whitebear.vn/file/rss-xss2.rss
The XSS payload will be triggered by the title in tag <item>
Resolved in https://github.com/craftcms/cms/commit/b77cb3023bed4f4a37c11294c4d319ff9f598e1f
{
"affected": [
{
"database_specific": {
"last_known_affected_version_range": "\u003c= 4.4.5"
},
"package": {
"ecosystem": "Packagist",
"name": "craftcms/cms"
},
"ranges": [
{
"events": [
{
"introduced": "4.3.0"
},
{
"fixed": "4.4.6"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [
"CVE-2023-33195"
],
"database_specific": {
"cwe_ids": [
"CWE-79"
],
"github_reviewed": true,
"github_reviewed_at": "2023-05-26T13:55:00Z",
"nvd_published_at": "2023-05-27T04:15:25Z",
"severity": "MODERATE"
},
"details": "### Summary\nA malformed RSS feed can deliver an XSS payload\n\n### PoC\nCreate an RSS widget and add the domain https://blog.whitebear.vn/file/rss-xss2.rss\nThe XSS payload will be triggered by the title in tag `\u003citem\u003e`\n\nResolved in https://github.com/craftcms/cms/commit/b77cb3023bed4f4a37c11294c4d319ff9f598e1f\n",
"id": "GHSA-qpgm-gjgf-8c2x",
"modified": "2023-06-02T23:52:23Z",
"published": "2023-05-26T13:55:00Z",
"references": [
{
"type": "WEB",
"url": "https://github.com/craftcms/cms/security/advisories/GHSA-qpgm-gjgf-8c2x"
},
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-33195"
},
{
"type": "WEB",
"url": "https://github.com/craftcms/cms/commit/b77cb3023bed4f4a37c11294c4d319ff9f598e1f"
},
{
"type": "PACKAGE",
"url": "https://github.com/craftcms/cms"
},
{
"type": "WEB",
"url": "https://github.com/craftcms/cms/releases/tag/4.4.6"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Craft CMS XSS in RSS widget feed"
}
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