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    CVE-2026-38752

    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.

    Published:Jul 15, 2026
    Last Modified:Jul 20, 2026
    EPS:Jul 15, 2026
    EPSS Score:0.00307
    CVSS Score:2.9

    Affected Products

    Vendor
    Busybox
    Product
    Busybox

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-230 Serialized Data with Nested Payloads
    CAPEC-231 Oversized Serialized Data Payloads

    Related CVEs

    CVE-2026-76014 (CVSS 1.9) — A vulnerability has been found in BusyBox up to 1.30.1. This vulnerability affects unknown code of the file ne…
    CVE-2026-38755 (CVSS 2.9) — A heap overflow in the evalcommand() function (shell/ash.c) of Busybox v1.38.0 allows attackers to cause a Den…
    CVE-2026-38753 (CVSS 4.9) — A use-after-free in the awk_sub() function (editors/awk.c) of Busybox v1.38.0 allows attackers to cause a Deni…
    CVE-2026-38754 (CVSS 5.1) — A heap overflow in the ifsbreakup() function (shell/ash.c) of Busybox v1.38.0 allows attackers to cause a Deni…
    CVE-2025-60876 (CVSS 6.5) — BusyBox wget thru 1.3.7 accepted raw CR (0x0D)/LF (0x0A) and other C0 control bytes in the HTTP request-target…
    CVE-2025-12221 (CVSS 2.1) — Busybox 1.31.1 - Multiple Known Vulnerabilities.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1…
    CVE-2025-12220 (CVSS 10) — Busybox 1.31.1 - Multiple Known Vulnerabilities.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1…
    CVE-2024-58251 (CVSS 2.5) — In netstat in BusyBox through 1.37.0, local users can launch of network application with an argv[0] containing…
    CVE-2025-46394 (CVSS 3.2) — In tar in BusyBox through 1.37.0, a TAR archive can have filenames hidden from a listing through the use of te…
    CVE-2023-42364 (CVSS 5.5) — A use-after-free vulnerability in BusyBox v.1.36.1 allows attackers to cause a denial of service via a crafted…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High