CVE-2026-55490 OpenWrt: EAD Integer Underflow → Pre-Auth Denial of Service

OpenWrt is a Linux operating system targeting embedded devices. Before v25.12.5, an integer underflow in handlesenda of the Emergency Access Daemon allows any unauthenticated attacker on the local network to crash the daemon by sending a single crafted UDP packet. The message length underflows...

CVE-2026-55490

OpenWrt OpenWrt (embedded Linux) mediateces: CVE-2026-55490 affects the Emergency Access Daemon’s handle_send_a() where an integer underflow can lead to a pre-auth DoS by an unauthenticated attacker on the local network via a crafted UDP packet. The underflow causes a bounds-check misstep, then a...

PT-2026-56265

Name of the Vulnerable Software and Affected Versions OpenWrt versions prior to 25.12.5 Description An integer underflow occurs in the handle send a function of the Emergency Access Daemon. An unauthenticated attacker on the local network can trigger this by sending a single crafted UDP packet,...

CVE-2026-58000 luci-proto-openvpn - Command Injection via cl_meta Parameter in generateKey

luci-proto-openvpn through 0.11.1, fixed in commit e4ff45e, contains a command injection vulnerability in the generateKey ubus method where the clmeta parameter is interpolated into a shell command without proper escaping or quoting. An authenticated LuCI user with OpenVPN protocol configuration...

Linux Distros Unpatched Vulnerability : CVE-2026-53317

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: mt76: mt7921: Place upper limit on station AID Any station configured with an AID over 20 causes a firmware crash. This situation occurred in our testing...

EUVD-2026-39852

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: Place upper limit on station AID Any station configured with an AID over 20 causes a firmware crash. This situation occurred in our testing using an AP interface on 7922 hardware, with a modified hostapd,...

CVE-2026-46368

luci-app-https-dns-proxy through 2025.12.29-5 — an optional LuCI web UI add-on for the https-dns-proxy package, distributed through the OpenWrt community packages feed and not installed by default — contains a command injection vulnerability in the setInitAction function. An authenticated user...

CVE-2026-46368

luci-app-https-dns-proxy through 2025.12.29-5 — an optional LuCI web UI add-on for the https-dns-proxy package, distributed through the OpenWrt community packages feed and not installed by default — contains a command injection vulnerability in the setInitAction function. An authenticated user...

CVE-2026-46368 luci-app-https-dns-proxy Authenticated Command Injection via setInitAction

luci-app-https-dns-proxy through 2025.12.29-5 — an optional LuCI web UI add-on for the https-dns-proxy package, distributed through the OpenWrt community packages feed and not installed by default — contains a command injection vulnerability in the setInitAction function. An authenticated user...

PT-2026-43259

luci-app-https-dns-proxy through 2025.12.29-5 — an optional LuCI web UI add-on for the https-dns-proxy package, distributed through the OpenWrt community packages feed and not installed by default — contains a command injection vulnerability in the setInitAction function. An authenticated user...

📄 OpenWrt 23.05 Remote Code Execution

OpenWrt version 23.05 suffers from an authenticated remote code execution vulnerability. Exploit Title: OpenWrt 23.05 - Authenticated Remote Code Execution RCE Date: 2026-01-17 Exploit Author: Ahmet Mersin Vendor Homepage: https://github.com/stangri/luci-app-https-dns-proxy Software Link:...

OpenWrt 23.05 - Authenticated Remote Code Execution (RCE)

Exploit Title: OpenWrt 23.05 - Authenticated Remote Code Execution RCE Date: 2026-01-17 Exploit Author: Ahmet Mersin Vendor Homepage: https://github.com/stangri/luci-app-https-dns-proxy Software Link: https://github.com/stangri/luci-app-https-dns-proxy Version: All versions prior to 2026-01-17...

CVE-2021-27821

The Web Interface for OpenWRT LuCI version 19.07 and lower has been discovered to have a cross-site scripting vulnerability which can lead to attackers carrying out arbitrary code execution...

CVE-2026-30871

A flaw was found in the OpenWrt mdns daemon. A remote attacker can exploit a Stack-based Buffer Overflow vulnerability in the parsequestion function by sending specially crafted DNS Domain Name System packets. These packets, specifically PTR Pointer Record queries for reverse DNS domains, can cau...

CVE-2026-32721

A flaw was found in LuCI, the OpenWrt Configuration Interface. A remote attacker can exploit a stored Cross-Site Scripting XSS vulnerability in the wireless scan modal by crafting a malicious Wi-Fi network name SSID. When a user opens the wireless scan modal, the unsanitized SSID is rendered as r...

CVE-2026-30873

A flaw was found in the jsonpath component of the OpenWrt Project. The jpgettoken function, which processes input expressions, contains a memory leak vulnerability. This occurs when dynamically allocated memory used for extracting string literals, field labels, or regular expressions is not...

CVE-2026-30874

A flaw was found in the procd component of OpenWrt. A highly privileged local attacker can bypass environment variable filtering in the hotplugcall function by injecting an arbitrary PATH variable. This vulnerability, caused by an incorrect string comparison, allows the attacker to control which...

CVE-2026-30872

A flaw was found in OpenWrt's mdns daemon. A remote attacker can exploit a stack-based buffer overflow vulnerability by sending a specially crafted DNS query. This occurs when processing IPv6 reverse DNS queries, where the system fails to validate the length of incoming data. Successful...

CVE-2026-32721

LuCI is the OpenWrt Configuration Interface. Versions prior to both 24.10.5 and 25.12.0, contain a stored XSS vulnerability in the wireless scan modal, where SSID values from scan results are rendered as raw HTML without any sanitization. The wireless.js file in the luci-mod-network package passe...

CVE-2026-30874

OpenWrt Project is a Linux operating system targeting embedded devices. In versions prior to 24.10.6, a vulnerability in the hotplugcall function allows an attacker to bypass environment variable filtering and inject an arbitrary PATH variable, potentially leading to privilege escalation. The...