CVE-2026-15505

LOW

vnotex vnote YAML Frontmatter markdownit.js cross site scripting

Title source: cna
STIX 2.1

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.

References (4)

Core 4
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-377834 | vnotex vnote YAML Frontmatter markdownit.js cross site scripting
https://vuldb.com/vuln/377834
Signature, Permissions Required signature permissions-required
VDB-377834 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/377834/cti
Third Party Advisory third-party-advisory
CVE-2026-15505 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-15505
Third Party Advisory third-party-advisory
Submit #844847 | vnote v3.20.1 Improper Neutralization of Alternate XSS Syntax
https://vuldb.com/submit/844847

Scores

CVSS v3 3.5
EPSS 0.0019
EPSS Percentile 9.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79 CWE-94
Status published
Products (2)
vnotex/vnote 3.20.0
vnotex/vnote 3.20.1
Published Jul 12, 2026
Tracked Since Jul 13, 2026