CVE-2026-21272

Dreamweaver 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.

CVSS v3 8.6 HIGH

8.6^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://helpx.adobe.com/security/products/dreamweaver/apsb26-01.html	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:adobe:dreamweaver:*:*:*:*:*:*:*:*

OR	cpe:2.3:o:apple:macos:-:::::::*
	cpe:2.3:o:microsoft:windows:-:::::::*

History

17 Jun 2026, 10:18

Type	Values Removed	Values Added
Summary		(es) Las versiones 21.6 y anteriores de Dreamweaver Desktop están afectadas por una vulnerabilidad de validación de entrada incorrecta que podría conducir a una escritura arbitraria en el sistema de archivos. Un atacante podría aprovechar esta vulnerabilidad para manipular o inyectar datos maliciosos en archivos del sistema. La explotación de este problema requiere interacción del usuario en el sentido de que la víctima debe abrir un archivo malicioso y el alcance se modifica.

14 Jan 2026, 20:49

Type	Values Removed	Values Added
CPE		cpe:2.3:a:adobe:dreamweaver:::::::: cpe:2.3:o:microsoft:windows:-:::::::* cpe:2.3:o:apple:macos:-:::::::*
References	~~() https://helpx.adobe.com/security/products/dreamweaver/apsb26-01.html -~~	() https://helpx.adobe.com/security/products/dreamweaver/apsb26-01.html - Vendor Advisory
First Time		Adobe Microsoft Microsoft windows Adobe dreamweaver Apple macos Apple

13 Jan 2026, 19:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-13 19:16

Updated : 2026-06-17 10:18

NVD link : CVE-2026-21272

Mitre link : CVE-2026-21272

CVE.ORG link : CVE-2026-21272

JSON object : View

Products Affected

microsoft

windows

adobe

dreamweaver

apple

macos

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2026-21272", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-21272", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-01-14T04:57:42.480164Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@adobe.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.6, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 1.8}]}, "affected": [{"source": "psirt@adobe.com", "affectedData": [{"vendor": "Adobe", "product": "Dreamweaver Desktop", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "21.6"}], "defaultStatus": "affected"}]}], "published": "2026-01-13T19:16:24.703", "references": [{"url": "https://helpx.adobe.com/security/products/dreamweaver/apsb26-01.html", "tags": ["Vendor Advisory"], "source": "psirt@adobe.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@adobe.com", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Dreamweaver 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."}, {"lang": "es", "value": "Las versiones 21.6 y anteriores de Dreamweaver Desktop est\u00e1n afectadas por una vulnerabilidad de validaci\u00f3n de entrada incorrecta que podr\u00eda conducir a una escritura arbitraria en el sistema de archivos. Un atacante podr\u00eda aprovechar esta vulnerabilidad para manipular o inyectar datos maliciosos en archivos del sistema. La explotaci\u00f3n de este problema requiere interacci\u00f3n del usuario en el sentido de que la v\u00edctima debe abrir un archivo malicioso y el alcance se modifica."}], "lastModified": "2026-06-17T10:18:23.997", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:adobe:dreamweaver:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "18B387B5-7F08-419A-B3EC-3CB93C7E9288", "versionEndExcluding": "21.7"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E"}, {"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "psirt@adobe.com"}