MEDIUM 6.1 NVD
CVE-2026-72574
A host header injection vulnerability in picocms/Pico through 2.1.4 allows an unauthenticated remote attacker to control the origin of JavaScript and CSS assets
A host header injection vulnerability in picocms/Pico through 2.1.4 allows an unauthenticated remote attacker to control the origin of JavaScript and CSS assets loaded by the default theme. When base_url is unset (the default), Pico::getBaseUrl in lib/Pico.php builds the base URL from unvalidated Host, X-Forwarded-Host, X-Forwarded-Proto, and X-Forwarded-Port request headers.
References
- https://github.com/picocms/Pico
- https://github.com/picocms/Pico/blob/master/lib/Pico.php
- https://picocms.org
This medium severity vulnerability with a CVSS score of 6.1 was published on 2026-08-10 via NVD.
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