CVE-2021-24423

medium

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

References

https://wpscan.com/vulnerability/541974d6-2df8-4497-9aee-afd3b9024102

https://m0ze.ru/vulnerability/%5B2021-05-09%5D-%5BWordPress%5D-%5BCWE-79%5D-UpdraftPlus-WordPress-Plugin-v1.16.56.txt

Details

Source: Mitre, NVD

Published: 2022-01-24

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 3.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 4.8

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00195