CVE-2021-24423

PoC —

CVSS 3.1

4.8 medium

EPSS

<1%p48

Published

Jan 24, 2022 (Jan 24, 2022)

Modified

Jun 17, 2026

Description

The UpdraftPlus WordPress Backup Plugin WordPress plugin before 1.6.59 does not sanitise its updraft_service settings, allowing high privilege users to set malicious JavaScript payload in it and leading to a Stored Cross-Site Scripting issue

Vendors: updraftplus
Products: updraftplus
Ecosystems: WordPress
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.6%)

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