CVE-2026-23768

medium

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://github.com/naver/lucy-xss-filter/pull/31

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-2934

https://cve.naver.com/detail/cve-2026-23768.html

Details

Source: Mitre, NVD

Published: 2026-01-16

Updated: 2026-01-23

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00244