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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.5.2"}}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 82.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "fuel_cms", "vendor": "daylightstudio"}], "analysis": {"en": {"generated_at": "2026-04-10T11:23:41.875687+00:00", "value": {"mitigation_remediation": ["Upgrade FuelCMS to the latest available version that includes the RCE fix", "If an upgrade is not possible, restrict or disable the Blocks module and limit user permissions", "Apply an application\u2011level firewall or security rules to block exploit attempts", "Continuously monitor server logs and user activity for abnormal behavior"], "summary": {"action": "Patch Now", "impact": "Authenticated Remote Code Execution"}, "threat_synthesis": {"affected_systems": "FuelCMS, version 1.5.2, developed by Daylight Studio. No other vendors or product versions were identified in the CVE data.", "description_and_impact": "An authenticated user can trigger arbitrary code execution through the Blocks module of FuelCMS. The flaw is categorized as CWE-94, indicating a code injection or arbitrary code execution weakness. Exploitation could allow full compromise of the web application and potentially the underlying server, impacting confidentiality, integrity, and availability.", "risk_and_exploitability": "The vulnerability has a CVSS score of 8.8, indicating high severity. The EPSS score is below 1%, suggesting a low probability of exploitation in the wild, and it is not listed in CISA\u2019s KEV catalog. The likely attack vector requires the attacker to possess valid user credentials to access the Blocks module, after which arbitrary PHP code can be executed."}}}}, "created": "2026-04-08T19:50:15.984733+00:00", "title": "Authenticated Remote Code Execution via Blocks Module in FuelCMS 1.5.2", "updated": "2026-04-13T14:27:20.691062+00:00", "vendors": ["daylightstudio", "daylightstudio$PRODUCT$fuel_cms"]}