Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2026-100682
Published:September 26, 2026
Updated:October 09, 2026
Budibase Server before 3.45.0 contains an arbitrary file write vulnerability in the PWA icon upload endpoint that extracts user-supplied ZIP archives without proper symlink validation. Attackers with BUILDER role can craft a malicious ZIP with leaf symlink entries followed by duplicate file entries to write arbitrary files as root, enabling remote code execution.
Affected Packages
https://github.com/Budibase/budibase.git (GITHUB):
Affected version(s) >=v3.42.0 <v3.44.1
Fix Suggestion:
Update to version v3.44.1
Do you need more information?
Contact Us
CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
EPSS
Base Score:
0.57