CVE-2021-24997

Name: CVE-2021-24997
Creator: NVD / NIST
Published: 2021-12-27T11:15:09.463+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 2.75%

Last modified Jun 17, 2026

CVE-2021-24997 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The WP Guppy WordPress plugin before 1.3 does not have any authorisation in some of the REST API endpoints, allowing any user to call them and could lead to sensitive information disclosure, such as usernames and chats between users, as well as be able to send messages as an arbitrary user. EPSS estimates a 2.75% chance of exploitation in the next 30 days.

Description

The WP Guppy WordPress plugin before 1.3 does not have any authorisation in some of the REST API endpoints, allowing any user to call them and could lead to sensitive information disclosure, such as usernames and chats between users, as well as be able to send messages as an arbitrary user

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

2.75%

84.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Wp-Guppy	Wp Guppy	< 1.3

References

https://github.com/Keyvanhardani/WP-Guppy-A-live-chat-WP-JSON-API-Sensitive-Information-DisclosureExploit, Third Party Advisory
https://wpscan.com/vulnerability/747e6c7e-a167-4d82-b6e6-9e8613f0e900Exploit, Third Party Advisory
https://github.com/Keyvanhardani/WP-Guppy-A-live-chat-WP-JSON-API-Sensitive-Information-DisclosureExploit, Third Party Advisory
https://wpscan.com/vulnerability/747e6c7e-a167-4d82-b6e6-9e8613f0e900Exploit, Third Party Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2021-24997?

How severe is CVE-2021-24997?

CVE-2021-24997 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.75% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24997?

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-2021-24997?

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

Scan your code now

Source: NVD / NIST