What is CVE-2026-58303?

CVE-2026-58303 is a medium-severity vulnerability in Samsung Open Source Escargot, classified under Stack-based Buffer Overflow. CVSS score: 6.1/10. Published 2026-07-09.

How severe is CVE-2026-58303?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Buffer overflow in Samsung Open Source Escargot

CVE-2026-58303

Stack-based buffer overflow vulnerability in Samsung Open Source Escargot allows Overflow Buffers. This issue affects Escargot: before b30b63fc63b403907d8137da1c65aaa4521fe74e.

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H.

Affected products

Samsung Open Source Escargot — versions 0

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

PSIRT@samsung.com
PSIRT@samsung.com

Frequently asked questions

What is CVE-2026-58303?: CVE-2026-58303 is a medium-severity vulnerability in Samsung Open Source Escargot, classified under Stack-based Buffer Overflow. CVSS score: 6.1/10. Published 2026-07-09.
How severe is CVE-2026-58303?: Medium severity. CVSS v3 base score is 6.1 out of 10.