SB20260114187 - Multiple vulnerabilities in Adobe Dreamweaver



SB20260114187 - Multiple vulnerabilities in Adobe Dreamweaver

Published: January 14, 2026

Security Bulletin ID SB20260114187
CSH Severity
High
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 vulnerabilities.


1) OS Command Injection (CVE-ID: CVE-2026-21267)

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote attacker can trick the victim into opening a specially crafted file and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Input validation error (CVE-ID: CVE-2026-21268)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim into opening a specially crafted file and execute arbitrary code on the system.


3) Improper authorization (CVE-ID: CVE-2026-21274)

CWE-ID: CWE-285 - Improper Authorization

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrect authorization checks. A remote attacker can trick the victim into opening a specially crafted file and execute arbitrary code on the system.


4) Input validation error (CVE-ID: CVE-2026-21271)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim into opening a specially crafted file and execute arbitrary code on the system.


5) Input validation error (CVE-ID: CVE-2026-21272)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim into opening a specially crafted file and execute arbitrary code on the system.


Remediation

Install update from vendor's website.