Description
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.
Published: 2026-09-14
Score: 4.8 Medium
EPSS: n/a
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 14 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description 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.
Title cosmicstack-labs mercury-agent Shell Permission Manifest permissions.ts PermissionManager.checkShellCommand information disclosure
First Time appeared Cosmicstack-labs
Cosmicstack-labs mercury-agent
Weaknesses CWE-200
CWE-284
CPEs cpe:2.3:a:cosmicstack-labs:mercury-agent:*:*:*:*:*:*:*:*
Vendors & Products Cosmicstack-labs
Cosmicstack-labs mercury-agent
References
Metrics cvssV2_0

{'score': 1.7, 'vector': 'AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 3.3, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Subscriptions

Cosmicstack-labs Mercury-agent
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-14T19:00:26.923Z

Reserved: 2026-09-13T16:29:45.144Z

Link: CVE-2026-90811

cve-icon Vulnrichment

Updated: 2026-09-14T19:00:22.689Z

cve-icon NVD

Status : Deferred

Published: 2026-09-14T19:18:11.670

Modified: 2026-09-14T20:56:48.220

Link: CVE-2026-90811

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses