CVE-2022-4043: The WP Custom Admin Interface WordPress plugin before 7.29 unserialize user input provided via the settings, w

Q: How do I fix CVE-2022-4043?

wp custom admin interface: upgrade to 7.29. Exact commands for each OS are on this page.

Q: Is CVE-2022-4043 being exploited?

CVE-2022-4043 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-2022-4043 affect?

CVE-2022-4043 affects wp custom admin interface. Severity is high (CVSS 7.2). The WP Custom Admin Interface WordPress plugin before 7.29 unserialize user input provided via the settings, which could allow high privilege users such as admin to perform PHP Object Injection when a suitable gadget is present.

Q: How urgent is CVE-2022-4043?

Priority 54/100. High severity; EPSS top 3%: very likely to be exploited; Public exploit reference

This week

HIGH 7.2UPGRADE

CVE-2022-4043 is a high-severity flaw (CVSS 7.2) affecting wp custom admin interface. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The WP Custom Admin Interface WordPress plugin before 7.29 unserialize user input provided via the settings, which could allow high privilege users such as admin to perform PHP Object Injection when a suitable gadget is present.

Why this priority

High severity
EPSS top 3%: very likely to be exploited
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	17.7% (top 3%)
CISA exploited list	No
Published	2023-01-09
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: wp custom admin interface project

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

Am I affected?

Timeline

2023-01-09 23:15 UTCPublished CVE record published
2026-06-17 05:19 UTCUpdated Record last modified

wp custom admin interface project wp custom admin interface UPGRADE

Affected: < 7.29

Fixed in: 7.29

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wp-custom-admin-interface || rpm -q wp-custom-admin-interface || wp-custom-admin-interface --version

2. UPGRADE to 7.29 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wp-custom-admin-interface

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wp-custom-admin-interface

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-2022-4043?

wp custom admin interface: upgrade to 7.29. Exact commands for each OS are on this page.

Is CVE-2022-4043 being exploited?

CVE-2022-4043 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-2022-4043 affect?

CVE-2022-4043 affects wp custom admin interface. Severity is high (CVSS 7.2). The WP Custom Admin Interface WordPress plugin before 7.29 unserialize user input provided via the settings, which could allow high privilege users such as admin to perform PHP Object Injection when a suitable gadget is present.

How urgent is CVE-2022-4043?

Priority 54/100. High severity; EPSS top 3%: very likely to be exploited; Public exploit reference

Software pages

WordPress vulnerabilities · PHP vulnerabilities

References

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