CVE-2021-24150: The LikeBtn WordPress Like Button Rating ♥ LikeBtn WordPress plugin before 2.6.32 was vulnerable to Unauthenti

Q: How do I fix CVE-2021-24150?

likebtn-like-button: upgrade to 2.6.32. Exact commands for each OS are on this page.

Q: Is CVE-2021-24150 being exploited?

CVE-2021-24150 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-2021-24150 affect?

CVE-2021-24150 affects likebtn-like-button. Severity is high (CVSS 7.5). The LikeBtn WordPress Like Button Rating ♥ LikeBtn WordPress plugin before 2.6.32 was vulnerable to Unauthenticated Full-Read Server-Side Request Forgery (SSRF).

Q: How urgent is CVE-2021-24150?

Priority 54/100. High severity; EPSS top 9%: very likely to be exploited; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2021-24150 is a high-severity flaw (CVSS 7.5) affecting likebtn-like-button. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

High severity
EPSS top 9%: very likely to be exploited
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	4.3% (top 9%)
CISA exploited list	No
Weakness	CWE-918
Published	2021-04-05
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: likebtn-like-button project

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

Am I affected?

Timeline

2021-04-05 19:15 UTCPublished CVE record published
2026-06-17 03:39 UTCUpdated Record last modified

likebtn-like-button project likebtn-like-button UPGRADE

Affected: < 2.6.32

Fixed in: 2.6.32

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy likebtn-like-button || rpm -q likebtn-like-button || likebtn-like-button --version

2. UPGRADE to 2.6.32 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade likebtn-like-button

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade likebtn-like-button

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: WordPress Like Button Rating <2.6.32 - Server-Side Request Forgery

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-2021-24150?

likebtn-like-button: upgrade to 2.6.32. Exact commands for each OS are on this page.

Is CVE-2021-24150 being exploited?

CVE-2021-24150 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-2021-24150 affect?

CVE-2021-24150 affects likebtn-like-button. Severity is high (CVSS 7.5). The LikeBtn WordPress Like Button Rating ♥ LikeBtn WordPress plugin before 2.6.32 was vulnerable to Unauthenticated Full-Read Server-Side Request Forgery (SSRF).

How urgent is CVE-2021-24150?

Priority 54/100. High severity; EPSS top 9%: very likely to be exploited; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

References

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