CVE-2021-34626

PoC —

CVSS 3.1

4.3 medium

EPSS

<1%p51

Published

Jul 7, 2021 (Jul 7, 2021)

Modified

Jun 17, 2026

Description

A vulnerability in the deleteCustomType function of the WP Upload Restriction WordPress plugin allows low-level authenticated users to delete custom extensions added by administrators. This issue affects versions 2.2.3 and prior.

Vendors: wp-upload-restriction project
Products: wp-upload-restriction
Ecosystems: WordPress
Weakness: CWE-284
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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