CVE-2025-13627: Makesweat <= 0.1 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'makesweat_clubid' Setting

Severity: medium (CVSS 4.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-01-14 · updated 2026-06-17
Weakness: CWE-79

Description

The Makesweat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'makesweat_clubid' setting in all versions up to, and including, 0.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

Makesweat: through 0.1

References

https://it.wordpress.org/plugins/makesweat/
https://plugins.trac.wordpress.org/browser/makesweat/tags/0.1/makesweat.php#L64
https://plugins.trac.wordpress.org/browser/makesweat/tags/0.1/makesweat.php#L85
https://plugins.trac.wordpress.org/browser/makesweat/trunk/makesweat.php#L64
https://plugins.trac.wordpress.org/browser/makesweat/trunk/makesweat.php#L85
https://www.wordfence.com/threat-intel/vulnerabilities/id/88dec08d-cb27-4ea8-853e-0c12dd0a6ab6?source=cve

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