CVE-2026-72574EPSS p15.3%
CVE-2026-72574CVE-2026-72574
Description
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.
Scoring
| CVSS | 6.1 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| EPSS | 0.24% probability of exploitation · percentile 15.3% · 2026-08-11T12:00:17Z |
| Last modified | 2026-08-10 |