CVE-2026-61875: luci 0 to before 24.10.8, 25.12.0 to before 25.12.5

CVE-2026-61875. CVSS 3.1 base score 8.8 (HIGH, Vendor/CNA). EPSS 0.00358 (percentile 0.28423), scored 24-Oct-2026.

Affected technology

luci · 0 to before 24.10.8, 25.12.0 to before 25.12.5
openwrt

Component: luci-app-upnp

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · Passive user interaction

What an attacker can do

Attackers can send malicious HTML in the NewPortMappingDescription field, which miniupnpd stores and luci-app-upnp renders without output encoding, executing the payload when administrators view the UPnP or Status pages. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and integrity impact as high; availability impact as low.

Published 25-Oct-2026 01:29 UTC

CWE: CWE-79
CCR priority: 35.3 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.00358 · percentile 0.28423 · 2026-10-24
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-25 01:28:19.133527+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-61875.html