WordPress BackupSheep WordPress Backup Plugin plugin <= 1.8 - Unauthenticated Arbitrary File Deletion and Backup Exfiltration vulnerability

Unauthenticated Arbitrary File Deletion and Backup Exfiltration vulnerability discovered by Enrico Marcolini, Claudio Marchesini, Dottor Marc in WordPress Plugin BackupSheep WordPress Backup Plugin versions = 1.8...

CVE-2026-101148

The BackupSheep WordPress Backup Plugin WordPress plugin through 1.8 does not properly validate its integration key, treating an unset or blank key as valid, which allows unauthenticated attackers to create and download full site backups, including the database with user password hashes, and to...

CVE-2026-101148 BackupSheep <= 1.8 - Unauthenticated Arbitrary File Deletion and Backup Exfiltration via Empty Integration Key

The BackupSheep WordPress Backup Plugin WordPress plugin through 1.8 does not properly validate its integration key, treating an unset or blank key as valid, which allows unauthenticated attackers to create and download full site backups, including the database with user password hashes, and to...

CVE-2026-101148 BackupSheep <= 1.8 - Unauthenticated Arbitrary File Deletion and Backup Exfiltration via Empty Integration Key

The BackupSheep WordPress Backup Plugin WordPress plugin through 1.8 does not properly validate its integration key, treating an unset or blank key as valid, which allows unauthenticated attackers to create and download full site backups, including the database with user password hashes, and to...

CVE-2026-101148

The BackupSheep WordPress Backup Plugin (versions through 1.8 ) is vulnerable to unauthenticated access due to improper validation of its integration key . The plugin treats unset or blank keys as valid, enabling attackers to create and download full site backups —including databases with user pa...

EUVD-2026-90507

The BackupSheep WordPress Backup Plugin WordPress plugin through 1.8 does not properly validate its integration key, treating an unset or blank key as valid, which allows unauthenticated attackers to create and download full site backups, including the database with user password hashes, and to...

PT-2026-103694

Name of the Vulnerable Software and Affected Versions BackupSheep WordPress Backup Plugin versions prior to 1.9 Description The plugin fails to properly validate its integration key, treating a blank or unset key as valid. This allows unauthenticated attackers to access backup and export endpoint...

CVE-2026-101148: External Control of File Name or Path

The BackupSheep WordPress Backup Plugin WordPress plugin through 1.8 does not properly validate its integration key, treating an unset or blank key as valid, which allows unauthenticated attackers to create and download full site backups, including the database with user password hashes, and to...