CVE-2026-90813

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.

CVSS v3 4.3 MEDIUM
CVSS v2.0 4.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

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/95
https://vuldb.com/cve/CVE-2026-90813
https://vuldb.com/submit/922879
https://vuldb.com/vuln/403315
https://vuldb.com/vuln/403315/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-14 20:17

Updated : 2026-09-14 20:56

NVD link : CVE-2026-90813

Mitre link : CVE-2026-90813

CVE.ORG link : CVE-2026-90813

JSON object : View

Products Affected

No product.

CWE

CWE-179

Incorrect Behavior Order: Early Validation

CWE-180

Incorrect Behavior Order: Validate Before Canonicalize

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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."}], "lastModified": "2026-09-14T20:56:48.220", "sourceIdentifier": "cna@vuldb.com"}