CVE-2026-23768
6.1 · MEDIUMOverview
CVE-2026-23768 is a medium-severity vulnerability affecting naver lucy-xss-filter. It was published on January 16, 2026 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
lucy-xss-filter before commit 7c1de6d allows an attacker to induce server-side HEAD requests to arbitrary URLs when the ObjectSecurityListener or EmbedSecurityListener option is enabled and embed or object tags are used with a src attribute missing a file extension.
Remediation
Check the references section for vendor advisories and patches from naver. Update lucy-xss-filter to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| naver | lucy-xss-filter | >= 0, < 2025-06-08 | Affected |
Frequently Asked Questions
What is CVE-2026-23768?
CVE-2026-23768 is a medium-severity vulnerability affecting naver lucy-xss-filter. It was published on January 16, 2026 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
How severe is CVE-2026-23768?
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2026-23768?
Check the references section for vendor advisories and patches from naver. Update lucy-xss-filter to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-23768?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-23768 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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