CVE-2026-38752

State: Published
Severity: 2.9 Low
Published: Jul 15, 2026
Updated: Jul 20, 2026
Reserved: Apr 6, 2026

Description

A stack overflow in the evaluate() function (editors/awk.c) of BusyBox commit 371fe9 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AWK script.

Scores

CVSS	Score	Vector	Source
3.1	2.9 Low	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L	mitre
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-674 Uncontrolled Recursion
CWE-121 Stack-based Buffer Overflow

Affected Products

Product	Versions
BusyBoxBusyBox	1.00 through 1.38.0Affected

References

https://busybox.net/
https://lists.busybox.net/pipermail/busybox/2026-June/092351.html

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