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Vulnerability record · CVE-2021-25022 · published 3 January 2022

CVE-2021-25022: Updraftplus cross-site scripting vulnerability

Updraftplus · Updraftplus

The UpdraftPlus WordPress Backup Plugin WordPress plugin before 1.16.66 does not sanitise and escape the backup_timestamp and job_id parameter before outputting then back in admin pages, leading to Reflected Cross-Site Scripting issues

6.1 CVSS 3.1 Medium EPSS 1.1% · top 35.1% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score, v2 4.3
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The UpdraftPlus WordPress Backup Plugin WordPress plugin before 1.16.66 does not sanitise and escape the backup_timestamp and job_id parameter before outputting then back in admin pages, leading to Reflected Cross-Site Scripting issues

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://plugins.trac.wordpress.org/changeset/2635585/updraftplus PatchThird Party Advisory
https://plugins.trac.wordpress.org/changeset/2637112/updraftplus PatchThird Party Advisory
https://wpscan.com/vulnerability/1801c7ae-2b5c-493f-969d-4bb19a9feb15 ExploitThird Party Advisory
https://plugins.trac.wordpress.org/changeset/2635585/updraftplus PatchThird Party Advisory
https://plugins.trac.wordpress.org/changeset/2637112/updraftplus PatchThird Party Advisory
https://wpscan.com/vulnerability/1801c7ae-2b5c-493f-969d-4bb19a9feb15 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.1CVE-2017-16870Updraftplus server-side request forgery (ssrf) vulnerabilityThe UpdraftPlus plugin through 1.13.12 for WordPress has SSRF in the updraft_ajax_handler function in /wp-content/plugins/updraftplus/admin.php via a…EPSS 0.96%8.1CVE-2017-16871Updraftplus code injection vulnerabilityThe UpdraftPlus plugin through 1.13.12 for WordPress allows remote PHP code execution because the plupload_action function in /wp-content/plugins/upd…EPSS 1.6%6.5CVE-2022-0633Updraftplus incorrect authorization vulnerabilityThe UpdraftPlus WordPress plugin Free before 1.22.3 and Premium before 2.22.3 do not properly validate a user has the required privileges to access a…EPSS 2.1%6.1CVE-2023-32960Updraftplus cross-site request forgery vulnerabilityCross-Site Request Forgery (CSRF) vulnerability in UpdraftPlus.Com, DavidAnderson UpdraftPlus WordPress Backup Plugin <= 1.23.3 versions leads to sit…EPSS 0.21%6.1CVE-2022-0864Updraftplus cross-site scripting vulnerabilityThe UpdraftPlus WordPress Backup Plugin WordPress plugin before 1.22.9 does not sanitise and escape the updraft_interval parameter before outputting …EPSS 7.4%6.1CVE-2021-25089Updraftplus cross-site scripting vulnerabilityThe UpdraftPlus WordPress Backup Plugin WordPress plugin before 1.16.69 does not sanitise and escape the updraft_restore parameter before outputting …EPSS 0.80%6.1CVE-2017-18593Updraftplus cross-site scripting vulnerabilityThe updraftplus plugin before 1.13.5 for WordPress has XSS in rare cases where an attacker controls a string logged to a log file.EPSS 0.92%6.1CVE-2015-9360Updraftplus cross-site scripting vulnerabilityThe updraftplus plugin before 1.9.64 for WordPress has XSS via add_query_arg() and remove_query_arg().EPSS 0.95%

Source: NIST National Vulnerability Database (record CVE-2021-25022), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.