Description
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.
Published: 2026-09-14
Score: 5.3 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 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.
Title cosmicstack-labs mercury-agent Shell Command Execution permissions.ts checkShellCommand validate before canonicalize
First Time appeared Cosmicstack-labs
Cosmicstack-labs mercury-agent
Weaknesses CWE-179
CWE-180
CPEs cpe:2.3:a:cosmicstack-labs:mercury-agent:*:*:*:*:*:*:*:*
Vendors & Products Cosmicstack-labs
Cosmicstack-labs mercury-agent
References
Metrics cvssV2_0

{'score': 4, 'vector': 'AV:N/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 4.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/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: 2026-09-14T19:33:37.520Z

Reserved: 2026-09-13T16:29:51.835Z

Link: CVE-2026-90813

cve-icon Vulnrichment

Updated: 2026-09-14T19:33:33.407Z

cve-icon NVD

Status : Deferred

Published: 2026-09-14T20:17:02.510

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

Link: CVE-2026-90813

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses