CVE-2026-90813: cosmicstack-labs mercury-agent Shell Command Execution permissions.ts checkShellCommand validate before canonicalize
A vulnerability was detected in cosmicstack-labs mercury-agent up to 1.1.13. Affected is the function checkShellCommand of the file src/capabilities/permissions.ts of the component Shell Command Execution. The manipulation results in incorrect behavior order: validate before canonicalize. The attack may be launched remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected Software
Event History
Frequently Asked Questions
Can an unauthenticated remote attacker exploit this issue?
The supplied vector indicates that remote exploitation is possible, but the attacker must have low-level privileges. It does not require user interaction.
What impact is indicated if exploitation succeeds?
The severity vector indicates low confidentiality impact. It does not indicate integrity or availability impact.
Is a fixed release available?
No fixed version is identified in the provided data. The affected range is reported as versions up to 1.1.13, and the project had not responded to the earlier issue report.