What is CVE-2021-24150?

CVE-2021-24150 is a high-severity vulnerability in Likebtn-Like-Button Project, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2021-04-05.

How severe is CVE-2021-24150?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2021-24150 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SSRF in Likebtn-Like-Button Project

CVE-2021-24150

The LikeBtn WordPress Like Button Rating ♥ LikeBtn WordPress plugin before 2.6.32 was vulnerable to Unauthenticated Full-Read Server-Side Request Forgery (SSRF).

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2021-04-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.043 (90.9th percentile), scored 2026-10-06.

Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.043 · newest: 0.043 · change: 0.000

Affected products

Likebtn-Like-Button Project
Like Button Rating ♥ Likebtn — versions 2.6.32

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

Public proof-of-concept exploits

References

wpscan.com/vulnerability/6bc6023f-a5e7-4665-896c-95afa5b638fb (Third Party Advisory)

Frequently asked questions

What is CVE-2021-24150?: CVE-2021-24150 is a high-severity vulnerability in Likebtn-Like-Button Project, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2021-04-05.
How severe is CVE-2021-24150?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-24150 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.