Detections
Analytics
Adobe Dreamweaver 21.0 < 21.7 Multiple Vulnerabilities (APSB26-01)
high Nessus Plugin ID 283673
Synopsis
The Adobe Dreamweaver instance installed on the remote host is affected by multiple vulnerabilities.Description
The version of Adobe Dreamweaver installed on the remote Windows host is prior to 21.7. It is, therefore, affected by multiple vulnerabilities as referenced in the APSB26-01 advisory.- 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. (CVE-2026-21272)
- Dreamweaver Desktop versions 21.6 and earlier are affected by an Incorrect Authorization vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could leverage this vulnerability to bypass security measures and execute unauthorized code. Exploitation of this issue requires user interaction in that a victim must open a malicious file. (CVE-2026-21274)
- Dreamweaver Desktop versions 21.6 and earlier are affected by an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability that could lead in arbitrary code execution by an attacker. Exploitation of this issue requires user interaction in that a victim must open a malicious file and scope is changed. (CVE-2026-21267)
- Dreamweaver Desktop versions 21.6 and earlier are affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file and scope is changed.
(CVE-2026-21268, CVE-2026-21271)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Upgrade to Adobe Dreamweaver version 21.7 or later.See Also
https://helpx.adobe.com/security/products/dreamweaver/apsb26-01.html
Plugin Details
Severity: High
ID: 283673
File Name: adobe_dreamweaver_apsb26-01.nasl
Version: 1.1
Type: local
Agent: windows
Family: Windows
Published: 1/14/2026
Updated: 1/14/2026
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.3
CVSS v2
Risk Factor: High
Base Score: 7.2
Temporal Score: 5.3
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2026-21274
CVSS v3
Risk Factor: High
Base Score: 8.6
Temporal Score: 7.5
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
CVSS Score Source: CVE-2026-21272
Vulnerability Information
CPE: cpe:/a:adobe:dreamweaver
Required KB Items: SMB/Registry/Enumerated, installed_sw/Adobe Dreamweaver
Exploit Ease: No known exploits are available
Patch Publication Date: 1/13/2026
Vulnerability Publication Date: 1/13/2026
Reference Information
CVE: CVE-2026-21267, CVE-2026-21268, CVE-2026-21271, CVE-2026-21272, CVE-2026-21274