{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72574","assignerOrgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","state":"PUBLISHED","assignerShortName":"TuranSec","dateReserved":"2026-08-10T10:32:53.854Z","datePublished":"2026-08-10T10:40:57.868Z","dateUpdated":"2026-08-10T18:22:51.259Z"},"containers":{"cna":{"providerMetadata":{"orgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","shortName":"TuranSec","dateUpdated":"2026-08-10T11:47:48.941Z"},"title":"picocms Pico - Host Header Injection Enables Script Source Hijacking","descriptions":[{"lang":"en","value":"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.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>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.</p>"}]}],"affected":[{"vendor":"picocms","product":"Pico","versions":[{"version":"0","status":"affected","versionType":"semver","lessThanOrEqual":"2.1.4"}],"defaultStatus":"unknown"}],"references":[{"url":"https://picocms.org","name":"Vendor","tags":["third-party-advisory"]},{"url":"https://github.com/picocms/Pico","name":"Product","tags":["third-party-advisory"]},{"url":"https://github.com/picocms/Pico/blob/master/lib/Pico.php","name":"Vulnerable File","tags":["technical-description"]}],"credits":[{"lang":"en","value":"Nurmurodov Asadbek","type":"finder"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","baseScore":6.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-644","description":"CWE-644: Improper Neutralization of HTTP Headers for Scripting Syntax"}]}],"timeline":[{"time":"2026-08-10T10:32:53.000Z","lang":"en","value":"CVE Reserved"},{"time":"2026-08-10T10:32:53.000Z","lang":"en","value":"Public Disclosure"}],"source":{"discovery":"EXTERNAL"},"datePublic":"2026-08-10T10:32:53.000Z"},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-10T15:52:46.129439Z","id":"CVE-2026-72574","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-10T18:22:51.259Z"}}]}}