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critical advisory

Unauthenticated Remote Access to Phoenix Contact CHARX SEC MQTT Broker

A critical vulnerability (CVE-2026-44090) in Phoenix Contact CHARX SEC controllers allows unauthenticated remote attackers to gain full device control by bypassing authentication on the MQTT broker.

CHARX SEC-3150 +7 industrial-control-systems mqtt cve-2026-44091 ics cve injection authentication-bypass cve-2026-44100 +14
2r 5t 12c
high advisory

DENX U-Boot: Multiple Vulnerabilities Enable Arbitrary Code Execution and Denial of Service

An attacker with physical access can exploit multiple unspecified vulnerabilities in DENX U-Boot to execute arbitrary code with service privileges, leading to system compromise and potentially causing a denial-of-service condition.

U-Boot physical-access bootloader embedded-systems arbitrary-code-execution denial-of-service
2t
high advisory

CVE-2026-29008: U-Boot Integer Underflow Leads to Bootloader Crash

An integer underflow vulnerability (CVE-2026-29008) in U-Boot's `tcp_rx_state_machine()` function allows a network-adjacent attacker to crash the bootloader by sending a crafted TCP SYN+ACK packet, potentially preventing device boot and leading to memory corruption.

U-Boot denial-of-service vulnerability bootloader network embedded-systems
1t 1c
high advisory

CVE-2026-14606 — Stack-Based Buffer Overflow in RT-Thread CAN_Receive

A stack-based buffer overflow vulnerability (CVE-2026-14606) exists in RT-Thread versions up to 5.0.2, specifically in the `CAN_Receive` function of the SWM341 CAN Handler component, allowing for local exploitation via manipulation, with a public exploit available.

RT-Thread <= 5.0.2 vulnerability buffer-overflow RT-Thread IoT ICS embedded-systems
1c
high advisory

CVE-2026-14605: RT-Thread Stack-based Buffer Overflow

A stack-based buffer overflow vulnerability (CVE-2026-14605) exists in the `recvmsg` function of the `ls1c CAN Handler` component within RT-Thread up to version 5.0.2, requiring local access for exploitation and having a publicly available exploit, potentially leading to high impact on confidentiality, integrity, and availability.

RT-Thread buffer-overflow cve local-exploitation embedded-systems
1t 1c