Security advisory
October CMS version prior to build 437 contains a Cross Site Scripting (XSS) vulnerability in the Media module and create folder functionality that can result in an Authenticated user with media module permission creating arbitrary folder name with XSS content. This attack appear to be exploitable via an Authenticated user with media module permission who can create arbitrary folder name (XSS). This vulnerability appears to have been fixed in build 437.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-1999008
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 07:16 UTC · Revision 1
Source evidence
October CMS version prior to build 437 contains a Cross Site Scripting (XSS) vulnerability in the Media module and create folder functionality that can result in an Authenticated user with media module permission creating arbitrary folder name with XSS content. This attack appear to be exploitable via an Authenticated user with media module permission who can create arbitrary folder name (XSS). This vulnerability appears to have been fixed in build 437.
osv:CVE-2018-1999008
Complete source record
{
"id": "e8490adcaddc06b1d76fdb1144c67ef5604eb9d7d3652849323d0d91f569c4df",
"url": "https://osv.dev/vulnerability/CVE-2018-1999008",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-1999008",
"summary": "October CMS version prior to build 437 contains a Cross Site Scripting (XSS) vulnerability in the Media module and create folder functionality that can result in an Authenticated user with media module permission creating arbitrary folder name with XSS content. This attack appear to be exploitable via an Authenticated user with media module permission who can create arbitrary folder name (XSS). This vulnerability appears to have been fixed in build 437.",
"evidence": "osv:CVE-2018-1999008",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2018-1999008",
"aliases": [
"CVE-2018-1999008"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/octobercms/october",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "fb2aa1730cc08e8563908b54b70e942bd2988f5e"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:octobercms:october:*:*:*:*:*:*:*:*",
"range": [
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{
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"source": "CPE_RANGE"
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],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-1999008.json"
}
}
],
"modified": "2026-10-24T10:30:51.024601404Z",
"provider": "osv",
"references": [
"https://octobercms.com/support/article/rn-10"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2018-1999008",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 437394,
"published_at": "2018-07-23T15:29:00.207+00:00"
}