CVE-2026-4509

MEDIUM 6.3

PbootCMS File Upload file.php incomplete blacklist

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

15th

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.

CWE	CWE-184 CWE-183
Vendor	n/a
Product	pbootcms
Published	Mar 21, 2026
Last Updated	Mar 24, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / PbootCMS

3.2.0 3.2.1 3.2.2 3.2.3 3.2.4 3.2.5 3.2.6 3.2.7 3.2.8 3.2.9 3.2.10 3.2.11 3.2.12

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.352075 vuldb.com: https://vuldb.com/?ctiid.352075 vuldb.com: https://vuldb.com/?submit.773901 github.com: https://github.com/zzj-create/cvetest/blob/main/VULN-04_DANGEROUS_FILE_UPLOAD_REPORT_EN.md

Credits

🔍 zmjjkk (VulDB User)