Medium
Security advisory
livehelperchat is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-4169
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 11:57 UTC · Revision 1
Source evidence
livehelperchat is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
osv:CVE-2021-4169
Complete source record
{
"id": "a5848b25c74b28d0c74c998f6e2b72955e60ec647f8d8a6ad789b2b03a186815",
"url": "https://osv.dev/vulnerability/CVE-2021-4169",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-4169",
"summary": "livehelperchat is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
"evidence": "osv:CVE-2021-4169",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2021-4169",
"aliases": [
"BIT-livehelperchat-2021-4169",
"CVE-2021-4169"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/livehelperchat/livehelperchat",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "a2ef376d44ba4450b7bae5f90269b374495eb227"
},
{
"fixed": "8f6ddadffcd683c16fbbe622acf374eea1e39c74"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:livehelperchat:live_helper_chat:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "3.90"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "8f6ddadffcd683c16fbbe622acf374eea1e39c74"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"3.90v",
"3.89v",
"3.88v",
"3.87v",
"3.86v",
"3.85v",
"3.84v",
"3.83v",
"3.82v",
"3.81v",
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"3.79v",
"3.78v",
"3.77v",
"3.76v",
"3.75v",
"3.74v",
"3.73v",
"3.72v",
"3.71v",
"3.70v",
"3.69v",
"3.68v",
"3.67v",
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"3.64v",
"3.63v",
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"3.57v",
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"2.99v",
"2.98v",
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"2.95v",
"2.94v",
"2.93v",
"2.92v",
"2.91v",
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"2.81v",
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"2.71v",
"2.70v",
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"2.69v",
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"2.41v",
"2.40v",
"2.39v",
"2.38v",
"2.37v",
"2.36v",
"2.35v",
"2.34v",
"2.33v",
"2.32v",
"2.31v",
"2.29v",
"2.28v",
"2.26v",
"2.25v",
"2.20v",
"2.17v",
"2.16v",
"2.15v",
"2.13v"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-4169.json"
}
}
],
"modified": "2026-10-20T10:54:58.823933603Z",
"provider": "osv",
"references": [
"https://github.com/livehelperchat/livehelperchat/commit/8f6ddadffcd683c16fbbe622acf374eea1e39c74",
"https://huntr.dev/bounties/91bbb411-6502-4dc1-8b59-b31f7d1c1f72"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2021-4169",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 386617,
"published_at": "2021-12-26T12:15:07.753+00:00"
}