What is CVE-2026-37539?

CVE-2026-37539 is a critical-severity vulnerability in N/a, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2026-05-01.

How severe is CVE-2026-37539?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in N/a

CVE-2026-37539

Buffer overflow vulnerability in cannelloni v2.0.0 in CAN frame parsing in parser.cpp in function parseCANFrame, and decoder.cpp in function decodeFrame allowing remote attackers to cause a denial of service (crash) or possibly execute arb…

Vulnerability class: Buffer Overflow

EPSS: 0.004 (58.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-37539?: CVE-2026-37539 is a critical-severity vulnerability in N/a, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2026-05-01.
How severe is CVE-2026-37539?: Critical severity. CVSS v3 base score is 9.8 out of 10.