Critical
Security advisory
A cross-site scripting (XSS) vulnerability in the component /app/marketplace.html of Logseq v0.10.9 allows attackers to execute arbitrary code via injecting arbitrary Javascript into a crafted README.md file.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2025-56683
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 3 Nov 2026, 03:59 UTC · Revision 1
Source evidence
A cross-site scripting (XSS) vulnerability in the component /app/marketplace.html of Logseq v0.10.9 allows attackers to execute arbitrary code via injecting arbitrary Javascript into a crafted README.md file.
osv:CVE-2025-56683
Complete source record
{
"id": "06acaccbf897e70a179be1936e538983cca214c66c487bc21692347461cfb455",
"url": "https://osv.dev/vulnerability/CVE-2025-56683",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2025-56683",
"summary": "A cross-site scripting (XSS) vulnerability in the component /app/marketplace.html of Logseq v0.10.9 allows attackers to execute arbitrary code via injecting arbitrary Javascript into a crafted README.md file.",
"evidence": "osv:CVE-2025-56683",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2025-56683",
"aliases": [
"CVE-2025-56683"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/logseq/logseq",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "4cdf49aedd8de073015b6945a529399c3bfa109a"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
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"source": "REFERENCES_COMMIT"
}
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}
}
],
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],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-56683.json"
}
}
],
"modified": "2026-10-28T02:30:25.953458292Z",
"provider": "osv",
"references": [
"https://github.com/martinkubecka/Attributed-CVEs/blob/main/unresolved-vulnerabilities/logseq_xss_to_rce.md",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/56xxx/CVE-2025-56683.json",
"https://martinkubecka.sk/security-advisories/cve-2025-56683/",
"https://nvd.nist.gov/vuln/detail/CVE-2025-56683",
"https://github.com/logseq/logseq/commit/4cdf49aedd8de073015b6945a529399c3bfa109a#diff-25789e3ba4c2adf4a68996260eb693a441b4a834c38b76167a120f0b51b969f7R72-R74",
"https://github.com/logseq/logseq"
],
"provider_metadata": {
"cna_assigner": "mitre",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/56xxx/CVE-2025-56683.json"
}
},
"related_cves": [
{
"value": "CVE-2025-56683",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 492342,
"published_at": "2025-10-09T00:00:00+00:00"
}