CVE-2026-120988

Medium

Description

billboard.js before 4.1.3 allows an attacker to execute malicious JavaScript due to improper sanitization of series ids during legend template rendering.

SeverityMedium

CVSS6.1

Exploit probability—

ProductNaver Billboard.js

PublishedNov 3, 2026

First seenNov 4, 2026

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Vendor advisories

cve.naver.com/detail/cve-2026-120988.html

Affected products

Product	Affected versions	Fixed in
NAVER billboard.js	No range specified	—

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