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CVE-2026-37539 - Vulnerability Analysis

CriticalCVSS: 9.8

Last Updated: May 1, 2026

Cannelloni - Buffer Overflow

Published: May 1, 2026Updated: May 1, 2026Remote Exploitable

Overview

Cannelloni v2.0.0 contains a buffer overflow caused by improper handling of crafted CAN FD frames in parseCANFrame and decodeFrame functions, letting remote attackers cause denial of service or execute arbitrary code.

Severity & Score

Severity: Critical

CVSS Score: 9.8

Impact

Remote attackers can cause crashes or execute arbitrary code, potentially leading to full system compromise.

Mitigation

Update to the latest version of Cannelloni.

References

https://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381
https://github.com/mguentner/cannelloni

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-37539
Severity: Critical
CVSS Score: 9.8
Type: buffer_overflow
Status: new

CWE

CWE-121

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H