Description
In Percona XtraBackup (PXB) through 2.2.24 and 3.x through 8.0.27-19, a crafted filename on the local file system could trigger unexpected command shell execution of arbitrary commands.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | percona-xtrabackup | 2.4.9-0ubuntu2+esm1 | USN-6745-1 |
| Ubuntu Pro 16.04 LTS | percona-xtrabackup | 2.3.7-0ubuntu0.16.04.2+esm1 | USN-6745-1 |
Advisories 1
- USN-6745-1 percona-xtrabackup vulnerability Ubuntu Security Notices (USN) · Jun 25, 2026