CVE-2026-32743

PX4 is an open-source autopilot stack for drones and unmanned vehicles. Versions 1.17.0-rc2 and below are vulnerable to Stack-based Buffer Overflow through the MavlinkLogHandler, and are triggered via MAVLink log request. The LogEntry.filepath buffer is 60 bytes, but the sscanf function parses...

PX4-Autopilot security vulnerabilities

PX4-Autopilot is an open-source drone autopilot system developed by PX4. Versions of PX4-Autopilot prior to 1.17.0-rc2 contained security vulnerabilities. These vulnerabilities were caused by a stack-based buffer overflow issue in the MavlinkLogHandler, which could potentially allow attackers to...

CVE-2026-32743: Stack-based Buffer Overflow

PX4 is an open-source autopilot stack for drones and unmanned vehicles. Versions 1.17.0-rc2 and below are vulnerable to Stack-based Buffer Overflow through the MavlinkLogHandler, and are triggered via MAVLink log request. The LogEntry.filepath buffer is 60 bytes, but the sscanf function parses...

CVE-2026-32743

PX4 is an open-source autopilot stack for drones and unmanned vehicles. Versions 1.17.0-rc2 and below are vulnerable to Stack-based Buffer Overflow through the MavlinkLogHandler, and are triggered via MAVLink log request. The LogEntry.filepath buffer is 60 bytes, but the sscanf function parses...

CVE-2026-32743

PX4 Autopilot versions 1.17.0-rc2 and earlier are affected by a Stack-based Buffer Overflow in the MAVLink log request handling via MavlogHandler. The LogEntry.filepath buffer is 60 bytes, and paths are parsed with sscanf without a width specifier, allowing overflow when a longer path is provided...

CVE-2026-32743 PX4 Autopilot: Stack-based Buffer Overflow via Oversized Path Input in MAVLink Log Request Handling

PX4 is an open-source autopilot stack for drones and unmanned vehicles. Versions 1.17.0-rc2 and below are vulnerable to Stack-based Buffer Overflow through the MavlinkLogHandler, and are triggered via MAVLink log request. The LogEntry.filepath buffer is 60 bytes, but the sscanf function parses...

CVE-2026-32724

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc1, a heap-use-after-free is detected in the MavlinkShell::available function. The issue is caused by a race condition between the MAVLink receiver thread which handles shell creation/destruction and the telemetry sender thre...

CVE-2026-32709

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, An unauthenticated path traversal vulnerability in the PX4 Autopilot MAVLink FTP implementation allows any MAVLink peer to read, write, create, delete, and rename arbitrary files on the flight controller filesystem withou...

CVE-2026-32707

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, tattucan contains an unbounded memcpy in its multi-frame assembly loop, allowing stack memory overwrite when crafted CAN frames are processed. In deployments where tattucan is enabled and running, a CAN-injection-capable...

CVE-2026-32708

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, the Zenoh uORB subscriber allocates a stack VLA directly from the incoming payload length without bounds. A remote Zenoh publisher can send an oversized fragmented message to force an unbounded stack allocation and copy,...

PX4-Autopilot security vulnerabilities

PX4-Autopilot is an open-source drone autopilot system developed by PX4. Versions prior to PX4-Autopilot 1.17.0-rc2 contained security vulnerabilities. These vulnerabilities stemmed from logical errors in the FTP session verification of PX4 Autopilot MAVLink. As a result, unverified attackers cou...

CVE-2026-32708: Stack-based Buffer Overflow

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, the Zenoh uORB subscriber allocates a stack VLA directly from the incoming payload length without bounds. A remote Zenoh publisher can send an oversized fragmented message to force an unbounded stack allocation and copy,...

CVE-2026-32706: Buffer Copy without Checking Size of Input

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, The crsfrc parser accepts an oversized variable-length known packet and copies it into a fixed 64-byte global buffer without a bounds check. In deployments where crsfrc is enabled on a CRSF serial port, an...

CVE-2026-32709: Improper Limitation of a Pathname to a Restricted Directory

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, An unauthenticated path traversal vulnerability in the PX4 Autopilot MAVLink FTP implementation allows any MAVLink peer to read, write, create, delete, and rename arbitrary files on the flight controller filesystem withou...

CVE-2026-32707: Stack-based Buffer Overflow

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, tattucan contains an unbounded memcpy in its multi-frame assembly loop, allowing stack memory overwrite when crafted CAN frames are processed. In deployments where tattucan is enabled and running, a CAN-injection-capable...

CVE-2026-32713: Always-Incorrect Control Flow Implementation

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc2, A logic error in the PX4 Autopilot MAVLink FTP session validation uses incorrect boolean logic && instead of ||, allowing BurstReadFile and WriteFile operations to proceed with invalid sessions or closed file descriptors...

PX4-Autopilot security vulnerabilities

PX4-Autopilot is an open-source drone autopilot system developed by PX4. Versions of PX4-Autopilot prior to 1.17.0-rc2 contained security vulnerabilities. These vulnerabilities stemmed from tattucan’s use of unbounded memory copying during its multi-frame assembly cycle, which could lead to stack...

PX4-Autopilot security vulnerabilities

PX4-Autopilot is an open-source drone autopilot system developed by PX4. Versions of PX4-Autopilot prior to 1.17.0-rc2 contained security vulnerabilities. These vulnerabilities stemmed from Zenoh uORB subscribers not performing boundary checks when allocating variable-length arrays directly from...

PX4-Autopilot path traversal vulnerability

PX4-Autopilot is an open-source drone autopilot system developed by PX4. Versions prior to PX4-Autopilot 1.17.0-rc2 contained a path traversal vulnerability. This vulnerability stemmed from unvalidated path traversal in the PX4 Autopilot’s MAVLink FTP implementation, allowing any MAVLink peer to...

CVE-2026-32724: Use After Free

PX4 autopilot is a flight control solution for drones. Prior to 1.17.0-rc1, a heap-use-after-free is detected in the MavlinkShell::available function. The issue is caused by a race condition between the MAVLink receiver thread which handles shell creation/destruction and the telemetry sender thre...