{"schema":"threatline.record/2","record":{"id":"CVE-2023-38203","aliases":[],"summary":"Adobe ColdFusion Deserialization of Untrusted Data Vulnerability","details":"Adobe ColdFusion contains a deserialization of untrusted data vulnerability that allows for code execution.","categories":["Frameworks"],"product":"ColdFusion","vendor":"Adobe","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2023-38203","source_modified_at":"2025-10-21T23:05:42.563Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"ColdFusion","vendor":"Adobe","versions":[{"lessThanOrEqual":"cf2023U1","status":"affected","version":"0","versionType":"semver"}],"defaultStatus":"affected"}],"fixed_versions":[],"cvss":9.8,"severity":"Critical","kev":{"listed":true,"date_added":"2024-01-08","due_date":"2024-01-29","required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","ransomware_campaign_use":"Known"},"epss":{"probability":0.97074,"percentile":0.99894,"score_date":"2026-10-23"},"published_at":"2023-07-20T15:41:10.683Z","modified_at":"2025-10-21T23:05:42.563Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2023-38203","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:05:42.563Z"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-38203.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2023-38203","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Nuclei","EPSS"],"references":[{"source":"CVE List","url":"https://helpx.adobe.com/security/products/coldfusion/apsb23-41.html","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38203","source":"CISA KEV"},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-38203","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2024-01-08T17:10:27.247807Z"},"exploits":[{"source":"Nuclei","kind":"Scanner template","name":"Adobe ColdFusion - Deserialization of Untrusted Data","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-38203.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:05:42.563Z","content_hash":"446628675f0ed11039679268fdbb70c934c850753d7298d026de78a495b5f7ec"}}