Medium
Security advisory
Multiple cross-site scripting (XSS) vulnerabilities in the Calendar widget when inviting users to a event in Liferay Portal 7.4.3.35 through 7.4.3.110, and Liferay DXP 2023.Q4.0 through 2023.Q4.4, 2023.Q3.1 through 2023.Q3.6, 7.4 update 35 through update 92, and 7.3 update 25 through update 35 allow remote attackers to inject arbitrary web script or HTML via a crafted payload injected into a user’s (1) First Name, (2) Middle text, or (3) Last Name text fields.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2025-43820
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:40 UTC · Revision 1
Source evidence
Multiple cross-site scripting (XSS) vulnerabilities in the Calendar widget when inviting users to a event in Liferay Portal 7.4.3.35 through 7.4.3.110, and Liferay DXP 2023.Q4.0 through 2023.Q4.4, 2023.Q3.1 through 2023.Q3.6, 7.4 update 35 through update 92, and 7.3 update 25 through update 35 allow remote attackers to inject arbitrary web script or HTML via a crafted payload injected into a user’s (1) First Name, (2) Middle text, or (3) Last Name text fields.
osv:CVE-2025-43820
Complete source record
{
"id": "e7a9952ea7a0808730ba7fb23987cf5604db3f860196214fa9c249dca7af67c6",
"url": "https://osv.dev/vulnerability/CVE-2025-43820",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2025-43820",
"summary": "Multiple cross-site scripting (XSS) vulnerabilities in the Calendar widget when inviting users to a event in Liferay Portal 7.4.3.35 through 7.4.3.110, and Liferay DXP 2023.Q4.0 through 2023.Q4.4, 2023.Q3.1 through 2023.Q3.6, 7.4 update 35 through update 92, and 7.3 update 25 through update 35 allow remote attackers to inject arbitrary web script or HTML via a crafted payload injected into a user’s (1) First Name, (2) Middle text, or (3) Last Name text fields.",
"evidence": "osv:CVE-2025-43820",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2025-43820",
"aliases": [
"CVE-2025-43820",
"GHSA-pf86-4w35-cj89"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/liferay/liferay-portal",
"type": "GIT",
"events": [
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},
{
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}
],
"database_specific": {
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{
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{
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}
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"source": "CPE_RANGE"
}
]
}
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-43820.json"
}
}
],
"modified": "2026-10-24T10:30:32.209241779Z",
"provider": "osv",
"references": [
"https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43820"
],
"provider_metadata": {
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],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2025-43820",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 432969,
"published_at": "2025-09-29T22:15:36+00:00"
}