CVE-2022-4897: The BackupBuddy WordPress plugin before 8.8.3 does not sanitise and escape some parameters before outputting t

Q: How do I fix CVE-2022-4897?

backupbuddy: upgrade to 8.8.3. Exact commands for each OS are on this page.

Q: Is CVE-2022-4897 being exploited?

CVE-2022-4897 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-2022-4897 affect?

CVE-2022-4897 affects backupbuddy. Severity is medium (CVSS 6.1). The BackupBuddy WordPress plugin before 8.8.3 does not sanitise and escape some parameters before outputting them back in various places, leading to Reflected Cross-Site Scripting

Q: How urgent is CVE-2022-4897?

Priority 41/100. Public exploit reference

This month

MEDIUM 6.1UPGRADE

CVE-2022-4897 is a medium-severity flaw (CVSS 6.1) affecting backupbuddy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The BackupBuddy WordPress plugin before 8.8.3 does not sanitise and escape some parameters before outputting them back in various places, leading to Reflected Cross-Site Scripting

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.9% (top 42%)
CISA exploited list	No
Published	2023-02-21
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: ithemes

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

Am I affected?

Timeline

2023-02-21 09:15 UTCPublished CVE record published
2026-06-17 05:22 UTCUpdated Record last modified

ithemes backupbuddy UPGRADE

Affected: < 8.8.3

Fixed in: 8.8.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy backupbuddy || rpm -q backupbuddy || backupbuddy --version

2. UPGRADE to 8.8.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade backupbuddy

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade backupbuddy

Note

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

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: WordPress BackupBuddy <8.8.3 - Cross Site Scripting

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-2022-4897?

backupbuddy: upgrade to 8.8.3. Exact commands for each OS are on this page.

Is CVE-2022-4897 being exploited?

CVE-2022-4897 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-2022-4897 affect?

CVE-2022-4897 affects backupbuddy. Severity is medium (CVSS 6.1). The BackupBuddy WordPress plugin before 8.8.3 does not sanitise and escape some parameters before outputting them back in various places, leading to Reflected Cross-Site Scripting

How urgent is CVE-2022-4897?

Priority 41/100. Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2022-31474 HIGH 7.5 UPGRADE Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in iThemes Backup

References

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