CVE-2025-56683

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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.6 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
mitreCNA
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CISA-ADPADP
9.6 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 16%
Common Weakness Enumeration
References
https://github.com/logseq/logseq
https://github.com/logseq/logseq/commit/4cdf49aedd8de073015b6945a529399c3bfa109a#diff-25789e3ba4c2adf4a68996260eb693a441b4a834c38b76167a120f0b51b969f7R72-R74
https://github.com/martinkubecka/Attributed-CVEs/blob/main/unresolved-vulnerabilities/logseq_xss_to_rce.md
https://martinkubecka.sk/security-advisories/cve-2025-56683/
https://martinkubecka.sk/security-advisories/cve-2025-56683/