CVE-2022-0255: The Database Backup for WordPress plugin before 2.5.1 does not properly sanitise and escape the fragment param

Q: How do I fix CVE-2022-0255?

database backup: upgrade to 2.5.1. Exact commands for each OS are on this page.

Q: Is CVE-2022-0255 being exploited?

CVE-2022-0255 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-0255 affect?

CVE-2022-0255 affects database backup. Severity is high (CVSS 7.2). The Database Backup for WordPress plugin before 2.5.1 does not properly sanitise and escape the fragment parameter before using it in a SQL statement in the admin dashboard, leading to a SQL injection issue

Q: How urgent is CVE-2022-0255?

Priority 48/100. High severity; Public exploit reference

This month

HIGH 7.2UPGRADE

CVE-2022-0255 is a high-severity flaw (CVSS 7.2) affecting database backup. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Database Backup for WordPress plugin before 2.5.1 does not properly sanitise and escape the fragment parameter before using it in a SQL statement in the admin dashboard, leading to a SQL injection issue

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-89
Published	2022-02-21
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: deliciousbrains

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-02-21 11:15 UTCPublished CVE record published
2026-06-17 04:20 UTCUpdated Record last modified

deliciousbrains database backup UPGRADE

Affected: < 2.5.1

Fixed in: 2.5.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy database-backup || rpm -q database-backup || database-backup --version

2. UPGRADE to 2.5.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade database-backup

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade database-backup

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-0255?

database backup: upgrade to 2.5.1. Exact commands for each OS are on this page.

Is CVE-2022-0255 being exploited?

CVE-2022-0255 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-0255 affect?

CVE-2022-0255 affects database backup. Severity is high (CVSS 7.2). The Database Backup for WordPress plugin before 2.5.1 does not properly sanitise and escape the fragment parameter before using it in a SQL statement in the admin dashboard, leading to a SQL injection issue

How urgent is CVE-2022-0255?

Priority 48/100. High severity; Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2022-1577 MEDIUM 5.4 UPGRADE The Database Backup for WordPress plugin before 2.5.2 does not have CSRF check in place when updating the sche
CVE-2021-24322 MEDIUM 5.4 UPGRADE The Database Backup for WordPress plugin before 2.4 did not escape the backup_recipient POST parameter in befo

References

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