CVE-2024-9988: The Crypto plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.19

Q: How do I fix CVE-2024-9988?

crypto tool: upgrade to newer than 2.15. Exact commands for each OS are on this page.

Q: Is CVE-2024-9988 being exploited?

CVE-2024-9988 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-2024-9988 affect?

CVE-2024-9988 affects crypto tool. Severity is critical (CVSS 9.8). The Crypto plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.19. This is due to missing validation on the user being supplied in the 'crypto_connect_ajax_process::register' function. This makes

Q: How urgent is CVE-2024-9988?

Priority 56/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2024-9988 is a critical-severity flaw (CVSS 9.8) affecting crypto tool. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Crypto plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.19. This is due to missing validation on the user being supplied in the 'crypto_connect_ajax_process::register' function. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the username.

Why this priority

Critical severity
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	1.1% (top 34%)
CISA exploited list	No
Weakness	CWE-288
Published	2024-10-29
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: odude

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

Am I affected?

Timeline

2024-10-29 17:15 UTCPublished CVE record published
2026-06-17 08:25 UTCUpdated Record last modified

odude crypto tool UPGRADE

Affected: <= 2.15

Fixed in: newer than 2.15

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy crypto-tool || rpm -q crypto-tool || crypto-tool --version

2. UPGRADE to newer than 2.15 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade crypto-tool

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade crypto-tool

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-2024-9988?

crypto tool: upgrade to newer than 2.15. Exact commands for each OS are on this page.

Is CVE-2024-9988 being exploited?

CVE-2024-9988 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-2024-9988 affect?

CVE-2024-9988 affects crypto tool. Severity is critical (CVSS 9.8). The Crypto plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.19. This is due to missing validation on the user being supplied in the 'crypto_connect_ajax_process::register' function. This makes

How urgent is CVE-2024-9988?

Priority 56/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2024-9990 HIGH 8.8 UPGRADE The Crypto plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including,
CVE-2024-9989 CRITICAL 9.8 UPGRADE The Crypto plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.18

References

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