High
Cross site scripting (XSS) vulnerability using url preview in Misskey
Type: advisorySources: OSV
Misskey is an open source, decentralized social media platform. In versions prior to 13.3.2 the URL preview function is subject to a cross site scripting vulnerability due to insufficient URL validation. Arbitrary JavaScript is executed when a malicious URL is loaded in the `View in Player` or `View in Window` preview. This has been fixed in version 13.3.2. Users are advised to upgrade. Users unable to upgrade should avoid usage of the `View in Player` or `View in Window` functions.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2023-24811
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 3 Nov 2026, 14:47 UTC · Revision 1
Source evidence
Cross site scripting (XSS) vulnerability using url preview in Misskey
core-osv · Original sourcePublished 22 Feb 2023, 19:13 UTC
Misskey is an open source, decentralized social media platform. In versions prior to 13.3.2 the URL preview function is subject to a cross site scripting vulnerability due to insufficient URL validation. Arbitrary JavaScript is executed when a malicious URL is loaded in the `View in Player` or `View in Window` preview. This has been fixed in version 13.3.2. Users are advised to upgrade. Users unable to upgrade should avoid usage of the `View in Player` or `View in Window` functions.
osv:CVE-2023-24811
Complete source record
{
"id": "e51a4f0f7f7cf7e40944bed21c35e1567a7f219ae99e7b981335b27ab6603dcf",
"url": "https://osv.dev/vulnerability/CVE-2023-24811",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Cross site scripting (XSS) vulnerability using url preview in Misskey",
"summary": "Misskey is an open source, decentralized social media platform. In versions prior to 13.3.2 the URL preview function is subject to a cross site scripting vulnerability due to insufficient URL validation. Arbitrary JavaScript is executed when a malicious URL is loaded in the `View in Player` or `View in Window` preview. This has been fixed in version 13.3.2. Users are advised to upgrade. Users unable to upgrade should avoid usage of the `View in Player` or `View in Window` functions.",
"evidence": "osv:CVE-2023-24811",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2023-24811",
"aliases": [
"CVE-2023-24811",
"GHSA-vc39-c453-67g3"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/misskey-dev/misskey",
"type": "GIT",
"events": [
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{
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{
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"database_specific": {
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{
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"range": [
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{
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"source": "CPE_RANGE"
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],
"modified": "2026-10-28T02:30:30.064244359Z",
"provider": "osv",
"references": [
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/24xxx/CVE-2023-24811.json",
"https://github.com/misskey-dev/misskey/security/advisories/GHSA-vc39-c453-67g3",
"https://nvd.nist.gov/vuln/detail/CVE-2023-24811",
"https://github.com/misskey-dev/misskey/commit/38f9d1e76428bea47c5944c440eab25428c7d99e"
],
"provider_metadata": {
"cwe_ids": [
"CWE-79"
],
"cna_assigner": "GitHub_M",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/24xxx/CVE-2023-24811.json"
}
},
"related_cves": [
{
"value": "CVE-2023-24811",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 496519,
"published_at": "2023-02-22T19:13:29.602+00:00"
}