CVE-2026-21272

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{}

{"analysis": {"en": {"generated_at": "2026-04-18T06:37:53.732741+00:00", "value": {"mitigation_remediation": ["Install the latest Dreamweaver Desktop version (21.7 or newer) to apply the patch that fixes the input validation flaw.", "Educate users to avoid opening files from untrusted sources and to verify the integrity of files before opening them in Dreamweaver.", "Where a patch cannot be applied immediately, restrict Dreamweaver's ability to open files by implementing application whitelisting or disabling automatic file opening, thereby mitigating the risk of accidental exploitation."], "summary": {"action": "Apply Patch", "impact": "Arbitrary File System Write"}, "threat_synthesis": {"affected_systems": "Adobe Dreamweaver Desktop for Windows and macOS, versions 21.6 and earlier are affected; the vulnerability applies on both Windows and macOS operating systems as indicated by the associated CPE entries.", "description_and_impact": "Improper Input Validation in Dreamweaver Desktop versions 21.6 and earlier allows an attacker to manipulate or inject malicious data into files on the system, leading to arbitrary file system write privileges when a victim opens a crafted file.", "risk_and_exploitability": "The vulnerability has a CVSS score of 8.6, indicating high severity, but an EPSS of less than 1% suggests a very low likelihood of exploitation. It is not listed in the CISA Known Exploited Vulnerabilities catalog, and it requires user interaction to open a malicious file, limiting the attack surface to local threat actors."}}}}, "created": "2026-01-14T11:08:33.875411+00:00", "updated": "2026-04-18T06:45:23.966418+00:00", "vendors": ["adobe", "adobe$PRODUCT$dreamweaver"]}