{"apiVersion":"1.0","identifier":"CVE-2026-75827","description":"Grav before 2.0.15 contains an arbitrary file write vulnerability in the Blueprint dynamic-data bare-function validation that uses an incomplete denylist instead of a positive allowlist. Attackers with page-edit or blueprint-config access can invoke the error_log function through a data directive to append PHP payloads to web-accessible files, achieving remote code execution.","publishedAt":"2026-08-18T12:19:32","lastModifiedAt":"2026-08-19T15:18:08","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-75827","cvssScore":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","epssProbability":0.00589,"riskScore":0.93,"affectedProduct":"Grav","affectedVersions":"<2.0.15","vulnerabilityType":"Web app","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-75827","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-75827","en":"https://www.redsauce.net/en/cves/CVE-2026-75827","fr":"https://www.redsauce.net/fr/cves/CVE-2026-75827","pt":"https://www.redsauce.net/pt/cves/CVE-2026-75827","de":"https://www.redsauce.net/de/cves/CVE-2026-75827","sk":"https://www.redsauce.net/sk/cves/CVE-2026-75827","el":"https://www.redsauce.net/el/cves/CVE-2026-75827"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-75827"}}