CVE-2026-26158

high Red Hat
CVSS v3 Base Score
7.0
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
0.0%
Exploitation probability in 30 days
Top 100% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Published: February 11, 2026 (92 days ago)
Last Modified: February 11, 2026
Vendor: Red Hat

Description

A flaw was found in BusyBox. This vulnerability allows an attacker to modify files outside of the intended extraction directory by crafting a malicious tar archive containing unvalidated hardlink or symlink entries. If the tar archive is extracted with elevated privileges, this flaw can lead to privilege escalation, enabling an attacker to gain unauthorized access to critical system files.

CWE

CWE-73

Affected Products

Red Hat Enterprise Linux 6

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 git.busybox.net