Improper Input Validation in Adobe Dreamweaver Desktop Affects File System Security
CVE-2026-21272

8.6HIGH

Key Information:

Vendor

Adobe
Status
Dreamweaver Desktop
Vendor
CVE Published:
13 January 2026

What is CVE-2026-21272?

Adobe Dreamweaver Desktop versions 21.6 and earlier are vulnerable to an improper input validation flaw that may allow an attacker to perform arbitrary file system writes. If a user opens a specially crafted file, this could lead to unauthorized manipulation or injection of malicious data into local files. Successful exploitation necessitates user interaction, thereby changing the context of the attack.

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Affected Version(s)

Dreamweaver Desktop 0 <= 21.6

References

https://helpx.adobe.com/security/products/dreamweaver/aps...
vendor-advisory

CVSS V3.1

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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