CVE-2024-10924: The Really Simple Security (Free, Pro, and Pro Multisite) plugins for WordPress are vulnerable to authenticati

Q: How do I fix CVE-2024-10924?

really simple security: upgrade to 9.1.2. Exact commands for each OS are on this page.

Q: Is CVE-2024-10924 being exploited?

CVE-2024-10924 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-2024-10924 affect?

CVE-2024-10924 affects really simple security. Severity is critical (CVSS 9.8). The Really Simple Security (Free, Pro, and Pro Multisite) plugins for WordPress are vulnerable to authentication bypass in versions 9.0.0 to 9.1.1.1. This is due to improper user check error handling in the two-factor REST API actions with

Q: How urgent is CVE-2024-10924?

Priority 72/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2024-10924 is a critical-severity flaw (CVSS 9.8) affecting really simple security. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Really Simple Security (Free, Pro, and Pro Multisite) plugins for WordPress are vulnerable to authentication bypass in versions 9.0.0 to 9.1.1.1. This is due to improper user check error handling in the two-factor REST API actions with the 'check_login_and_get_user' function. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, when the "Two-Factor Authentication" setting i

Why this priority

Critical severity
EPSS top 1%: very likely to be exploited
Public exploit reference
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	82.2% (top 1%)
CISA exploited list	No
Weakness	CWE-288, CWE-306
Published	2024-11-15
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: really-simple-plugins

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

Am I affected?

Timeline

2024-11-15 04:15 UTCPublished CVE record published
2026-06-17 06:56 UTCUpdated Record last modified

really-simple-plugins really simple security UPGRADE

Affected: >= 9.0.0 and < 9.1.2

Fixed in: 9.1.2

Safe to downgrade to: a release before 9.0.0

1. Check installed version

apt-cache policy really-simple-security || rpm -q really-simple-security || really-simple-security --version

2. UPGRADE to 9.1.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade really-simple-security

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade really-simple-security

Note

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

3. If no update is available yet, DOWNGRADE to a release before 9.0.0 (Debian / Ubuntu)

apt-cache madison really-simple-security sudo apt install really-simple-security=<VERSION_BEFORE_9.0.0> sudo apt-mark hold really-simple-security

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list really-simple-security sudo dnf downgrade really-simple-security-<VERSION_BEFORE_9.0.0> sudo dnf versionlock add really-simple-security

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Exact fixes by distribution

Fedora 46 · byobu · FIXED · 7.23-1.fc46 · FEDORA-2026-08f2b53446 · source

sudo dnf upgrade --advisory=FEDORA-2026-08f2b53446

Public exploits and detection

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

GitHub PoC: m3ssap0/wordpress-really-simple-security-authn-bypass-exploit (20 stars)
GitHub PoC: JoshuaProvoste/0-click-RCE-Exploit-for-CVE-2024-10924 (14 stars)
GitHub PoC: m3ssap0/wordpress-really-simple-security-authn-bypass-vulnerable-application (8 stars)
GitHub PoC: D1se0/CVE-2024-10924-Bypass-MFA-Wordpress-LAB
GitHub PoC: Hunt3r850/CVE-2024-10924-PoC
Exploit-DB: Really Simple Security 9.1.1.1 - Authentication Bypass
Metasploit: WordPress Really Simple SSL Plugin Authentication Bypass to RCE
Nuclei scan template: Really Simple Security < 9.1.2 - Authentication Bypass

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-2024-10924?

really simple security: upgrade to 9.1.2. Exact commands for each OS are on this page.

Is CVE-2024-10924 being exploited?

CVE-2024-10924 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-2024-10924 affect?

CVE-2024-10924 affects really simple security. Severity is critical (CVSS 9.8). The Really Simple Security (Free, Pro, and Pro Multisite) plugins for WordPress are vulnerable to authentication bypass in versions 9.0.0 to 9.1.1.1. This is due to improper user check error handling in the two-factor REST API actions with

How urgent is CVE-2024-10924?

Priority 72/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

References

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