CVE-2026-78674: Remote Code Execution via BPMN System REST APIs in Multiple WSO2 Products Permits Arbitrary Command Execution
Published Oct 28, 2026
·Updated
The BPMN System REST APIs do not sufficiently validate input parameters, allowing authenticated users to submit crafted requests that can lead to the execution of arbitrary commands on the server.
An authenticated user can leverage this vulnerability to execute arbitrary commands with the privileges of the product's runtime account. The scope of potential damage is contingent upon the permissions assigned to this account.
Affected Software
1 affected component
WSO2 BPMN System REST APIs
Event History
Oct 28, 2026
CVE Published
via MITRE·07:21 PM
Data Sourced
via MITRE·07:21 PM
RemedyDescriptionSeverityWeakness
Frequently Asked Questions
1
Who can exploit this issue?
An authenticated user who can submit requests to the BPMN System REST APIs can exploit the issue using crafted input parameters. No user interaction is required.
2
What level of access could an attacker obtain on the affected server?
Commands execute with the privileges of the product's runtime account. The resulting impact depends on the permissions granted to that account.