CSRF in Lxicon Bitcoin Donate Button

CVE-2026-1380

The Bitcoin Donate Button plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0. This is due to missing or incorrect nonce validation on the settings page. This makes it possible for unauthenticated attackers to modify the plugin's settings, including donation addresses and display configurations, via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.001 (2.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-1380?
CVE-2026-1380 is a medium-severity vulnerability in Lxicon Bitcoin Donate Button, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-01-28.
How severe is CVE-2026-1380?
Medium severity. CVSS v3 base score is 4.3 out of 10.