CVE-2026-38753
CVSS Score
4.9
EPSS Score
0.3%
EPSS Percentile
20th
A use-after-free in the awk_sub() function (editors/awk.c) of Busybox v1.38.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AWK script.
| CWE | CWE-416 |
| Vendor | busybox |
| Product | busybox |
| Published | Jul 15, 2026 |
| Last Updated | Jul 20, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Affected Versions
BusyBox / BusyBox
1.00 ≤ 1.38.0