CVE-2026-15505 | A weakness has been identified in vnotex vnote up to 3.20.1.… | CVSS 3.5 LOW

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.

Metadata

CVE ID: CVE-2026-15505
State: PUBLISHED
Assigner: VulDB
Reserved: 2026-07-12 05:36 UTC
Published: 2026-07-12 19:15 UTC
Last updated: 2026-07-12 19:15 UTC
Primary CWE: CWE-79
Cross Site Scripting
Vendor / Product: vnotex / vnote
Sources: cve.org · NVD

Severity & Metrics

3.5 LOW CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R

Affected products (1)

Vendor	Product	Platform	Versions
vnotex	vnote	—	3.20.0, 3.20.1

Weakness (CWE)

CWE	Source	Description
CWE-79	cna	Cross Site Scripting
CWE-94	cna	Code Injection

CVSS scores (4)

Score	Severity	Version	Source	Vector
5.1	MEDIUM	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
4.0	N/D	2.0	cna	AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR
3.5	LOW	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
3.5	LOW	3.0	cna	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R

References (4)

VDB-377834 | vnotex vnote YAML Frontmatter markdownit.js cross site scripting https://vuldb.com/vuln/377834
VDB-377834 | CTI Indicators (IOB, IOC, TTP, IOA) https://vuldb.com/vuln/377834/cti
CVE-2026-15505 | CVE Analysis and Report https://vuldb.com/cve/CVE-2026-15505
Submit #844847 | vnote v3.20.1 Improper Neutralization of Alternate XSS Syntax https://vuldb.com/submit/844847