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CVE-2026-23769

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Date: January 16, 2026

lucy-xss-filter before commit e5826c0 allows an attacker to execute malicious JavaScript due to improper sanitization caused by misconfigured default superset rule files.

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-23769
https://github.com/naver/lucy-xss-filter/pull/32
https://cve.naver.com/detail/cve-2026-23769.html
https://www.mend.io/vulnerability-database/CVE-2026-23769

Severity Score

Weakness Type (CWE)

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-79

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

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