CVE-2026-4509

MEDIUM

PbootCMS File Upload file.php incomplete blacklist

Title source: cna
STIX 2.1

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.

References (4)

Core 4
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-352075 | PbootCMS File Upload file.php incomplete blacklist
https://vuldb.com/?id.352075
Signature, Permissions Required signature permissions-required
VDB-352075 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/?ctiid.352075
Third Party Advisory third-party-advisory
Submit #773901 | 翱云科技 PbootCMS 3.2.12 Incomplete Identification of Uploaded File Variables
https://vuldb.com/?submit.773901

Scores

CVSS v3 6.3
EPSS 0.0029
EPSS Percentile 20.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-183 CWE-184
Status published
Products (13)
n/a/PbootCMS 3.2.0
n/a/PbootCMS 3.2.1
n/a/PbootCMS 3.2.10
n/a/PbootCMS 3.2.11
n/a/PbootCMS 3.2.12
n/a/PbootCMS 3.2.2
n/a/PbootCMS 3.2.3
n/a/PbootCMS 3.2.4
n/a/PbootCMS 3.2.5
n/a/PbootCMS 3.2.6
... and 3 more
Published Mar 21, 2026
Tracked Since Mar 21, 2026