medium6.1
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 asset…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Picocms | Picocms/Pico | through 2.1.4 |
Versions were read from the advisory text. No structured product data has been published for this record yet.