{"id":"CVE-2023-29300","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-29300","generatedAt":"2026-10-31T10:24:10.577Z","title":"Adobe ColdFusion Deserialization of Untrusted Data Vulnerability","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":"2023-07-12T16:15:12.000Z","lastModified":"2026-06-17T05:49:45.000Z","status":"Analyzed","sourceIdentifier":"psirt@adobe.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-502"],"affected":["adobe/coldfusion"],"epss":{"score":0.99991,"percentile":0.99985,"date":"2026-10-30","history":[]},"kev":{"listed":true,"dateAdded":"2024-01-08","dueDate":"2024-01-29","knownRansomwareCampaignUse":"Known","notes":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.\nhttps://helpx.adobe.com/security/products/coldfusion/apsb23-40.html; https://nvd.nist.gov/vuln/detail/CVE-2023-29300"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 29 January 2024). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://helpx.adobe.com/security/products/coldfusion/apsb23-40.html","tags":["Vendor Advisory"],"source":"psirt@adobe.com"},{"url":"https://helpx.adobe.com/security/products/coldfusion/apsb23-40.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-29300","tags":["Third Party Advisory","US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-29300","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}