CVE-2026-4509 MEDIUM

CVE-2026-4509: PbootCMS File Upload file.php incomplete blacklist

Vendor N/A
Product PbootCMS
Weakness CWE-184
Published March 21, 2026
Last update March 24, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

Description

A security flaw has been discovered in PbootCMS up to 3.2.12. This affects an unknown function of the file core/function/file.php of the component File Upload. The manipulation of the argument black results in incomplete blacklist. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.

Key dates

Disclosure timeline

March 21, 2026 CVE published
March 24, 2026 Record updated