CVE-2026-26157

HIGH

7.0

Description

A flaw was found in BusyBox. Incomplete path sanitization in its archive extraction utilities allows an attacker to craft malicious archives that when extracted, and under specific conditions, may write to files outside the intended directory. This can lead to arbitrary file overwrite, potentially enabling code execution through the modification of sensitive system files.

CVE Details

CVSS v3.1 Score7.0

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityHIGH

Privileges RequiredNONE

User InteractionREQUIRED

Published2/11/2026

Last Modified2/12/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-73

References

https://access.redhat.com/security/cve/CVE-2026-26157(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=2439039(secalert@redhat.com)

https://git.busybox.net/busybox/commit/archival?id=3fb6b31c716669e12f75a2accd31bb7685b1a1cb(secalert@redhat.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.