What is CVE-2026-67352?

CVE-2026-67352 is a high-severity vulnerability in Openwrt Luci, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-08-01.

How severe is CVE-2026-67352?

High severity. CVSS v3 base score is 7.6 out of 10.

XSS in Openwrt Luci

CVE-2026-67352

luci-app-https-dns-proxy contains a stored cross-site scripting vulnerability in the resolver_url parameter that allows authenticated users to inject active HTML. When an administrator views the HTTPS DNS Proxy status page, the resolver URL is rendered as raw HTML and executes JavaScript in the administrator's browser origin.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (11.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N.

Affected products

Openwrt Luci — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-67352?: CVE-2026-67352 is a high-severity vulnerability in Openwrt Luci, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-08-01.
How severe is CVE-2026-67352?: High severity. CVSS v3 base score is 7.6 out of 10.