CVE-2021-25022

Name: CVE-2021-25022
Creator: NVD / NIST
Published: 2022-01-03T13:15:09.077+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.12%

Last modified Jun 17, 2026

CVE-2021-25022 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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. EPSS estimates a 1.12% chance of exploitation in the next 30 days.

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

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

1.12%

62.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Updraftplus	Updraftplus	< 1.16.66

References

https://plugins.trac.wordpress.org/changeset/2635585/updraftplusPatch, Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2637112/updraftplusPatch, Third Party Advisory
https://wpscan.com/vulnerability/1801c7ae-2b5c-493f-969d-4bb19a9feb15Exploit, Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2635585/updraftplusPatch, Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2637112/updraftplusPatch, Third Party Advisory
https://wpscan.com/vulnerability/1801c7ae-2b5c-493f-969d-4bb19a9feb15Exploit, Third Party Advisory

Timeline

Published: Jan 3, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-25022?

How severe is CVE-2021-25022?

CVE-2021-25022 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.12% probability of exploitation in the next 30 days.

How do I fix CVE-2021-25022?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-25022?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST