{"cve":{"cve_id":"CVE-2023-29300","is_kev":true,"kev_date_added":"2024-01-08","kev_vendor_project":"Adobe","kev_product":"ColdFusion","kev_vulnerability_name":"Adobe ColdFusion Deserialization of Untrusted Data Vulnerability","kev_short_description":"Adobe ColdFusion contains a deserialization of untrusted data vulnerability that allows for code execution.","kev_required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","kev_due_date":"2024-01-29","kev_known_ransomware":true,"kev_notes":"https://helpx.adobe.com/security/products/coldfusion/apsb23-40.html; https://nvd.nist.gov/vuln/detail/CVE-2023-29300","kev_cwes":["CWE-502"],"epss_score":0.99984,"epss_percentile":0.99982,"epss_as_of":"2026-06-23","description":"Adobe ColdFusion versions 2018u16 (and earlier), 2021u6 (and earlier) and 2023.0.0.330468 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in Arbitrary code execution. Exploitation of this issue does not require user interaction.","published_at":"2023-07-12T15:46:08.686000Z","last_modified_at":null,"cvss_v3_score":9.8,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"active","ssvc_automatable":true,"ssvc_technical_impact":"total","cwes":["CWE-502"],"nvd_references":["https://helpx.adobe.com/security/products/coldfusion/apsb23-40.html"],"vuln_status":null,"trending_score":0.6099712000013753,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:31.350578Z","updated_at":"2026-06-29T02:30:27.550645Z"},"effective_severity":"CRITICAL","badges":["kev","ransomware","poc","epss"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"adobe","vendor_name":"Adobe","product_slug":"coldfusion","product_name":"ColdFusion","version_start":"0","version_start_inclusive":true,"version_end":"2023.0.0.330468","version_end_inclusive":true,"cpe23_uri":"cve5:adobe:coldfusion:0:2023.0.0.330468"}],"exploit_refs":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-29300.yaml","title":"Adobe ColdFusion - Pre-Auth Remote Code Execution","author":"rootxharsh,iamnoooob,pdresearch","disclosed_at":null}],"news":[],"references":[{"url":"https://helpx.adobe.com/security/products/coldfusion/apsb23-40.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2023-07-12T15:46:08.686000Z","label":"CVE published","source":null},{"type":"cisa_reported","at":"2024-01-08T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"poc_available","at":"2026-06-24T00:29:48.638073Z","label":"Public PoC available","source":"nuclei"},{"type":"cvss_changed","at":"2026-06-28T17:27:51.475370Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:27:51.475370Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:27:51.475370Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:29:30.835753Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:29:30.835753Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:29:30.835753Z","label":"SSVC decision revised","source":"vulnrichment"}]}