CVE-2021-27821

6.1 mediumEPSS 0.6%

Medium (6.1) in openwrt luci. EPSS 0.6% chance of exploitation in the next 30 days.

The Web Interface for OpenWRT LuCI version 19.07 and lower has been discovered to have a cross-site scripting vulnerability.

Severity

6.1 medium

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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 48% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-05-25
Modified: 2026-07-09
Record from: the NVD, synced 2026-10-19