Vulnerability Report

CVE-2026-23769

Title: XSS in lucy-xss-filter

XSS

Proof Of Concept

No public PoC currently indexed for CVE-2026-23769.

CWE Category CWE-79
Published Date Jan 16, 2026
Modified Date Jan 23, 2026
Exploit Status Not Found
Score 6.1 CVSS v
Exploit Probability (EPSS)
0.20%

Vulnerability Summary

CVE-2026-23769: lucy-xss-filter before commit e5826c0 allows an attacker to execute malicious JavaScript due to improper sanitization caused by misconfigured default superset rule files.

Impacted Vendors

N
naver 1

Reference Links

https://cve.naver.com/detail/cve-2026-23769.html https://github.com/naver/lucy-xss-filter/pull/32
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.1
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v3.1
Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-23769 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected Stack

No specific products linked.