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.
References
https://cve.naver.com/detail/cve-2026-23768.html
Vendor Advisory
https://github.com/naver/lucy-xss-filter/pull/31
ExploitPatch
CVSS impact metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.1 · Medium
Information
Source identifier
Vulnerability status
Analyzed
Published
2026-01-16T06:15:51.333Z
1 month agoLast modified
2026-01-23T17:26:59.110Z
3 weeks ago