CVE-2021-24859

Public Exploit
User Meta Shortcodes <= 0.5 - Contributor+ Unauthorized Arbitrary User Metadata Access

Description

The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to access other users metadata by specifying the user login as a parameter. This makes the WP instance vulnerable to data extrafiltration, including password hashes

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Third-Party Advisory wpscan.com
Affected: Unknown User meta shortcodes
Published at:
Updated at:

References

Link Tags
https://wpscan.com/vulnerability/958f44a5-07e7-4349-9212-2a039a082ba0 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-24859?
CVE-2021-24859 has been scored as a medium severity vulnerability.
How to fix CVE-2021-24859?
To fix CVE-2021-24859, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-24859 being actively exploited in the wild?
It is possible that CVE-2021-24859 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-24859?
CVE-2021-24859 affects Unknown User meta shortcodes.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.