PT-2026-57557

Name of the Vulnerable Software and Affected Versions luci-app-samba4 affected versions not specified Description An issue in the read Access Control List ACL grants file.exec permission on /usr/sbin/smbd. This allows authenticated delegated users to execute the Samba daemon with command-line...

CVE-2026-59260: Improper Privilege Management

OpenWrt luci-app-samba4 read ACL grants file.exec permission on /usr/sbin/smbd, allowing authenticated delegated users to execute the Samba daemon with caller-controlled command-line arguments. Attackers can pass arbitrary Samba global options such as message command to a root smbd process,...

CVE-2026-55490

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 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: 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...

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: 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...

EUVD-2026-42110

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: Integer Underflow (Wrap or Wraparound)

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...

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...

cudy-lt400-gcom-sms-rce

Cudy LT400 — Authenticated Root OS Command Injection in luci-...

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,...

PT-2026-65928

Name of the Vulnerable Software and Affected Versions OpenWrt affected versions not specified Description A stack buffer overflow exists in the DHCPv6 server of the OpenWrt embedded operating system. A remote attacker could exploit this issue to cause a denial of service or execute arbitrary code...

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

Name of the Vulnerable Software and Affected Versions luci-app-https-dns-proxy versions prior to 2025.12.29-5 Description An authenticated user with the luci.https-dns-proxy ACL permission can execute arbitrary commands as root on the underlying device. This occurs through a command injection in...