Home/CVE/Dreamweaver Desktop versions 21.6 and earlier are affected by an Improper Neutralization of Special Elements used in an
CVE

CVE-2026-21267

Dreamweaver Desktop versions 21.6 and earlier are affected by an Improper Neutralization of Special Elements used in an

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.

HIGH · CVSS 8.6 EPSS 0.00046
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules15 YARA rules0
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Weakness Classification

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
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Affected Products & Versions

1
adobe dreamweaver< 21.7
◈

Sigma Hunt Rules

15
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighRemote Access Tool - Renamed MeshAgent Execution - MacOS
producthighBinary Padding - MacOS
productmediumSuspicious Execution via macOS Script Editor
productmediumSystem Information Discovery Via Sysctl - MacOS
productmediumNew File Exclusion Added To Time Machine Via Tmutil - MacOS
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Scoring & Timeline

8.6
HIGH · CVSS v3.1 · psirt@adobe.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Jan 2026 · 07:16 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

1
adobe-psirtAPSB26-01
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