CVE-2026-90811

A weakness has been identified in cosmicstack-labs mercury-agent up to 1.2.0. This affects the function PermissionManager.checkShellCommand of the file mercury-agent/src/capabilities/permissions.ts of the component Shell Permission Manifest. Executing a manipulation can lead to information disclosure. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:P/I:N/A:N

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/cosmicstack-labs/mercury-agent/
https://github.com/cosmicstack-labs/mercury-agent/issues/102
https://vuldb.com/cve/CVE-2026-90811
https://vuldb.com/submit/922877
https://vuldb.com/vuln/403313
https://vuldb.com/vuln/403313/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-14 19:18

Updated : 2026-09-14 20:56

NVD link : CVE-2026-90811

Mitre link : CVE-2026-90811

CVE.ORG link : CVE-2026-90811

JSON object : View

Products Affected

No product.

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

CWE-284

Improper Access Control

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