CVE-2022-3865: The WP User Merger WordPress plugin before 1.5.3 does not properly sanitise and escape a parameter before usin

Q: How do I fix CVE-2022-3865?

wp user merger: upgrade to 1.5.3. Exact commands for each OS are on this page.

Q: Is CVE-2022-3865 being exploited?

CVE-2022-3865 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-2022-3865 affect?

CVE-2022-3865 affects wp user merger. Severity is high (CVSS 8.8). The WP User Merger WordPress plugin before 1.5.3 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by users with a role as low as admin

Q: How urgent is CVE-2022-3865?

Priority 52/100. High severity; Public exploit reference

This month

HIGH 8.8UPGRADE

CVE-2022-3865 is a high-severity flaw (CVSS 8.8) affecting wp user merger. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The WP User Merger WordPress plugin before 1.5.3 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by users with a role as low as admin

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.1% (top 33%)
CISA exploited list	No
Published	2022-11-28
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: wp user merger project

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

Am I affected?

Timeline

2022-11-28 14:15 UTCPublished CVE record published
2026-06-17 05:00 UTCUpdated Record last modified

wp user merger project wp user merger UPGRADE

Affected: < 1.5.3

Fixed in: 1.5.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wp-user-merger || rpm -q wp-user-merger || wp-user-merger --version

2. UPGRADE to 1.5.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wp-user-merger

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wp-user-merger

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-2022-3865?

wp user merger: upgrade to 1.5.3. Exact commands for each OS are on this page.

Is CVE-2022-3865 being exploited?

CVE-2022-3865 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-2022-3865 affect?

CVE-2022-3865 affects wp user merger. Severity is high (CVSS 8.8). The WP User Merger WordPress plugin before 1.5.3 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by users with a role as low as admin

How urgent is CVE-2022-3865?

Priority 52/100. High severity; Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2022-3849 HIGH 8.8 UPGRADE The WP User Merger WordPress plugin before 1.5.3 does not properly sanitise and escape a parameter before usin
CVE-2022-3848 HIGH 8.8 UPGRADE The WP User Merger WordPress plugin before 1.5.3 does not properly sanitise and escape a parameter before usin

References

← Back to latest CVEs