Vulnerability index

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Riot CRITICAL 9.8
CVE-2026-27703

RIOT is an open-source microcontroller operating system, designed to match the requirements of Internet of Things (IoT) devices and other embedded de…

Fix: after 2026.01
Fix from $2,300 2026-03-11
Riot CRITICAL 9.1
CVE-2026-25139

RIOT is an open-source microcontroller operating system, designed to match the requirements of Internet of Things (IoT) devices and other embedded de…

Fix: after 2025.10
Fix from $2,300 2026-02-04
Riot CRITICAL 9.8
CVE-2026-22213

RIOT OS versions up to and including 2026.01-devel-317 contain a stack-based buffer overflow vulnerability in the tapslip6 utility. The vulnerability…

Fix: 2025.10+
Fix from $2,300 2026-01-12
Riot CRITICAL 9.8
CVE-2026-22214

RIOT OS versions up to and including 2026.01-devel-317 contain a stack-based buffer overflow vulnerability in the ethos utility due to missing bounds…

Fix: 2025.10+
Fix from $2,300 2026-01-12
Riot CRITICAL 9.8
CVE-2025-66647

RIOT is an open-source microcontroller operating system, designed to match the requirements of Internet of Things (IoT) devices and other embedded de…

Fix: 2025.10+
Fix from $2,300 2025-12-17
Riot HIGH 7.5
CVE-2025-66646

RIOT is an open-source microcontroller operating system, designed to match the requirements of Internet of Things (IoT) devices and other embedded de…

Fix: 2025.10+
Fix from $1,950 2025-12-17
Riot CRITICAL 9.8
CVE-2025-53888

RIOT-OS, an operating system that supports Internet of Things devices, has an ineffective size check implemented with `assert()` can lead to buffer o…

Fix: after 2025.04
Fix from $2,300 2025-07-18
Riot HIGH 7.5
CVE-2024-53980

RIOT is an open-source microcontroller operating system, designed to match the requirements of Internet of Things (IoT) devices and other embedded de…

Fix: after 2024.07
Fix from $1,950 2024-11-29
Riot HIGH 7.5
CVE-2024-52802

RIOT is an operating system for internet of things (IoT) devices. In version 2024.04 and prior, the function `_parse_advertise`, located in `/sys/net…

Fix: after 2024.04
Fix from $1,950 2024-11-22
Riot CRITICAL 9.0
CVE-2024-32017

RIOT is a real-time multi-threading operating system that supports a range of devices that are typically 8-bit, 16-bit and 32-bit microcontrollers. T…

Fix: after 2024.01
Fix from $2,300 2024-05-01
Riot CRITICAL 9.0
CVE-2024-32018

RIOT is a real-time multi-threading operating system that supports a range of devices that are typically 8-bit, 16-bit and 32-bit microcontrollers. M…

Fix: after 2024.01
Fix from $2,300 2024-05-01
Riot CRITICAL 9.0
CVE-2024-31225

RIOT is a real-time multi-threading operating system that supports a range of devices that are typically 8-bit, 16-bit and 32-bit microcontrollers. T…

Fix: 2024.01+
Fix from $2,300 2024-05-01
Riot CRITICAL 9.8
CVE-2023-33975

RIOT-OS, an operating system for Internet of Things (IoT) devices, contains a network stack with the ability to process 6LoWPAN frames. In version 20…

Fix: after 2023.01
Fix from $2,300 2023-05-30
Riot HIGH 7.5
CVE-2023-33973

RIOT-OS, an operating system for Internet of Things (IoT) devices, contains a network stack with the ability to process 6LoWPAN frames. In versions 2…

Fix: after 2023.01
Fix from $1,950 2023-05-30
Riot MEDIUM 5.9
CVE-2023-33974

RIOT-OS, an operating system for Internet of Things (IoT) devices, contains a network stack with the ability to process 6LoWPAN frames. In versions 2…

Fix: after 2023.01
Fix from $1,600 2023-05-30
Riot HIGH 7.5
CVE-2023-24826

RIOT-OS, an operating system for Internet of Things (IoT) devices, contains a network stack with the ability to process 6LoWPAN frames. Prior to vers…

Fix: 2023.04+
Fix from $1,950 2023-05-30
Riot HIGH 7.5
CVE-2023-24817

RIOT-OS, an operating system for Internet of Things (IoT) devices, contains a network stack with the ability to process 6LoWPAN frames. Prior to vers…

Fix: 2023.04+
Fix from $1,950 2023-05-30
Riot HIGH 7.5
CVE-2023-24825

RIOT-OS, an operating system for Internet of Things (IoT) devices, contains a network stack with the ability to process 6LoWPAN frames. Prior to vers…

Fix: 2023.04+
Fix from $1,950 2023-05-30
Riot CRITICAL 9.8
CVE-2023-24823

RIOT-OS, an operating system that supports Internet of Things devices, contains a network stack with the ability to process 6LoWPAN frames. Prior to …

Fix: 2022.10+
Fix from $2,300 2023-04-24
Riot HIGH 7.5
CVE-2023-24821

RIOT-OS, an operating system that supports Internet of Things devices, contains a network stack with the ability to process 6LoWPAN frames. Prior to …

Fix: 2022.10+
Fix from $1,950 2023-04-24
Riot HIGH 7.5
CVE-2023-24822

RIOT-OS, an operating system that supports Internet of Things devices, contains a network stack with the ability to process 6LoWPAN frames. Prior to …

Fix: 2022.10+
Fix from $1,950 2023-04-24
Riot CRITICAL 9.8
CVE-2023-24819

RIOT-OS, an operating system that supports Internet of Things devices, contains a network stack with the ability to process 6LoWPAN frames. Prior to …

Fix: 2022.10+
Fix from $2,300 2023-04-24
Riot HIGH 7.5
CVE-2023-24818

RIOT-OS, an operating system that supports Internet of Things devices, contains a network stack with the ability to process 6LoWPAN frames. Prior to …

Fix: 2022.10+
Fix from $1,950 2023-04-24
Riot HIGH 7.5
CVE-2023-24820

RIOT-OS, an operating system that supports Internet of Things devices, contains a network stack with the ability to process 6LoWPAN frames. An attack…

Fix: 2022.10+
Fix from $1,950 2023-04-24
Riot CRITICAL 9.8
CVE-2021-27427

RIOT OS version 2020.01.1 is vulnerable to integer wrap-around in its implementation of calloc function, which can lead to arbitrary memory allocatio…

Mitigation only
Fix from $2,300 2022-05-03
Riot MEDIUM 5.5
CVE-2021-41061

In RIOT-OS 2021.01, nonce reuse in 802.15.4 encryption in the ieee820154_security component allows attackers to break encryption by triggering reboot…

No fix yet
Fix from $1,600 2021-09-15
Riot HIGH 7.5
CVE-2021-31664

RIOT-OS 2021.01 before commit 44741ff99f7a71df45420635b238b9c22093647a contains a buffer overflow which could allow attackers to obtain sensitive inf…

Patch available
Fix from $1,950 2021-06-18
Riot HIGH 7.5
CVE-2021-31660

RIOT-OS 2021.01 before commit 85da504d2dc30188b89f44c3276fc5a25b31251f contains a buffer overflow which could allow attackers to obtain sensitive inf…

Patch available
Fix from $1,950 2021-06-18
Riot HIGH 7.5
CVE-2021-31661

RIOT-OS 2021.01 before commit 609c9ada34da5546cffb632a98b7ba157c112658 contains a buffer overflow that could allow attackers to obtain sensitive info…

Patch available
Fix from $1,950 2021-06-18
Riot HIGH 7.5
CVE-2021-31662

RIOT-OS 2021.01 before commit 07f1254d8537497552e7dce80364aaead9266bbe contains a buffer overflow which could allow attackers to obtain sensitive inf…

Patch available
Fix from $1,950 2021-06-18