CVE-2021-36884

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

Authenticated Persistent Cross-Site Scripting (XSS) vulnerability discovered in WordPress Backup Migration plugin <= 1.1.5 versions.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
Backupbliss	Backup Migration (WordPress plugin)	>= <= 1.1.5, <= 1.1.5

References

https://patchstack.com/database/vulnerability/backup-backup/wordpress-backup-migration-plugin-1-1-5-authenticated-persistent-cross-site-scripting-xss-vulnerabilityPatch, Third Party Advisory
https://wordpress.org/plugins/backup-backup/#developersThird Party Advisory
https://patchstack.com/database/vulnerability/backup-backup/wordpress-backup-migration-plugin-1-1-5-authenticated-persistent-cross-site-scripting-xss-vulnerabilityPatch, Third Party Advisory
https://wordpress.org/plugins/backup-backup/#developersThird Party Advisory

Timeline

Published: Nov 19, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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