CVE-2026-26158

🔴 HIGH

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 s...

Published
Feb 11, 2026
Last Modified
Feb 12, 2026
Views
11
Bookmarks
0

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.

CVSS Scores

CVSS 3.1 7.0
7.0
HIGH
CVSS 2.0 7.0

Additional Information

Source
secalert@redhat.com
State
Awaiting analysis

Share CVE-2026-26158

Share on Social Media

Copy Link

Embed Code

Request Expert Analysis

Request a professional security analysis for CVE-2026-26158 from our verified experts.

Credits System

Use your credits to get expert analysis from verified security professionals. Purchase more credits anytime!

Add 3 credits for accelerated delivery

Base Cost: 8 credits
Priority Upgrade: + credits
SLA Acceleration: +3 credits
Total Cost:
Your Balance:

Insufficient Credits

You need more credits to submit this request.

Buy Credits

Report Analysis