CVE-2021-36884

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

State: Published
Severity: 4.8 Medium
Published: Nov 19, 2021
Updated: Apr 28, 2026
Reserved: Jul 19, 2021

Description

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

Scores

CVSS	Score	Vector	Source
3.1	4.8 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N	Patchstack

Weaknesses

CWE-79 Cross-site Scripting (XSS)

Affected Products

Product	Versions
Backup Migration (WordPress plugin)Backupbliss	<= 1.1.5 through 1.1.5Affected

References

https://wordpress.org/plugins/backup-backup/#developers
https://patchstack.com/database/vulnerability/backup-backup/wordpress-backup-migration-plugin-1-1-5-authenticated-persistent-cross-site-scripting-xss-vulnerability

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