CVE-2026-15505: vnotex vnote YAML Frontmatter markdownit.js cross site scripting

Severity: low (CVSS 3.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-12 · updated 2026-10-24
Weakness: CWE-79

Description

A weakness has been identified in vnotex vnote up to 3.20.1. Impacted is an unknown function of the file /src/data/extra/web/js/markdownit.js of the component YAML Frontmatter. This manipulation of the argument p_metaData causes cross site scripting. The attack may be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

vnotex vnote: 3.20.0, 3.20.1

References

https://vuldb.com/cve/CVE-2026-15505
https://vuldb.com/submit/844847
https://vuldb.com/vuln/377834
https://vuldb.com/vuln/377834/cti

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