Dreamweaver Desktop | Improper Input Validation (CWE-20)

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-21272
StatePUBLISHED
Assigneradobe
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-01-13 19:16:24 UTC
Updated2026-08-28 00:16:49 UTC
DescriptionDreamweaver Desktop versions 21.6 and earlier are affected by an Improper Input Validation vulnerability that could lead to arbitrary file system write. An attacker could leverage this vulnerability to manipulate or inject malicious data into files on the system. Exploitation of this issue requires user interaction in that a victim must open a malicious file and scope is changed.

Risk And Classification

Primary CVSS: v3.1 8.6 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS: 0.002020000 probability, percentile 0.101140000 (date 2026-08-27)

Problem Types: CWE-20 | CWE-20 Improper Input Validation (CWE-20)

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary8.6HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
3.1CNACVSS8.6HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Adobe Dreamweaver All All All All
Operating System Apple Macos - All All All
Operating System Microsoft Windows - All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Adobe Adobe Dreamweaver Desktop affected 21.6 semver Not specified
CNA Adobe Adobe Dreamweaver Desktop unaffected 21.7 semver Not specified

References

ReferenceSourceLinkTags
helpx.adobe.com/security/products/dreamweaver/apsb26-01.html [email protected] helpx.adobe.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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