CVE-2024-9522: The WP Users Masquerade plugin for WordPress is vulnerable to authentication bypass in versions up to, and inc

Q: How do I fix CVE-2024-9522?

wp users masquerade: upgrade to newer than 2.0.0. Exact commands for each OS are on this page.

Q: Is CVE-2024-9522 being exploited?

CVE-2024-9522 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-2024-9522 affect?

CVE-2024-9522 affects wp users masquerade. Severity is high (CVSS 8.8). The WP Users Masquerade plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.0.0. This is due to incorrect authentication and capability checking in the 'ajax_masq_login' function. This makes it po

This month

HIGH 8.8UPGRADE

CVE-2024-9522 is a high-severity flaw (CVSS 8.8) affecting wp users masquerade. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The WP Users Masquerade plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.0.0. This is due to incorrect authentication and capability checking in the 'ajax_masq_login' function. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to log in as any existing user on the site, such as an administrator.

Why this priority

High severity

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	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-288, CWE-306
Published	2024-10-10
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: lagunaisw

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

Am I affected?

Timeline

2024-10-10 02:15 UTCPublished CVE record published
2026-06-17 08:24 UTCUpdated Record last modified

lagunaisw wp users masquerade UPGRADE

Affected: <= 2.0.0

Fixed in: newer than 2.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wp-users-masquerade || rpm -q wp-users-masquerade || wp-users-masquerade --version

2. UPGRADE to newer than 2.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wp-users-masquerade

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wp-users-masquerade

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-2024-9522?

wp users masquerade: upgrade to newer than 2.0.0. Exact commands for each OS are on this page.

Is CVE-2024-9522 being exploited?

CVE-2024-9522 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-2024-9522 affect?

CVE-2024-9522 affects wp users masquerade. Severity is high (CVSS 8.8). The WP Users Masquerade plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.0.0. This is due to incorrect authentication and capability checking in the 'ajax_masq_login' function. This makes it po

How urgent is CVE-2024-9522?

Priority 41/100. High severity

Software pages

WordPress vulnerabilities

References

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