CVE-2021-24998

Name: CVE-2021-24998
Creator: NVD / NIST
Published: 2021-12-27T11:15:09.517+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.19%

Last modified Jun 17, 2026

CVE-2021-24998 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The Simple JWT Login WordPress plugin before 3.3.0 can be used to create new WordPress user accounts with a randomly generated password. The password is generated using the str_shuffle PHP function that "does not generate cryptographically secure values, and should not be used for cryptographic purposes" according to PHP's documentation.. EPSS estimates a 1.19% chance of exploitation in the next 30 days.

Description

The Simple JWT Login WordPress plugin before 3.3.0 can be used to create new WordPress user accounts with a randomly generated password. The password is generated using the str_shuffle PHP function that "does not generate cryptographically secure values, and should not be used for cryptographic purposes" according to PHP's documentation.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

1.19%

63.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-330

Affected Software

Vendor	Product	Versions
Simple Jwt Login Project	Simple Jwt Login	< 3.3.0

References

https://plugins.trac.wordpress.org/changeset/2613782Patch, Third Party Advisory
https://wpscan.com/vulnerability/1cca404e-766a-43ab-b41f-77d6a3b282fbThird Party Advisory
https://plugins.trac.wordpress.org/changeset/2613782Patch, Third Party Advisory
https://wpscan.com/vulnerability/1cca404e-766a-43ab-b41f-77d6a3b282fbThird Party Advisory

Timeline

Published: Dec 27, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24998?

How severe is CVE-2021-24998?

CVE-2021-24998 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.19% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24998?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-24998?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST