CVE-2026-90813
cosmicstack-labs mercury-agent Shell Command Execution permissions.ts checkShellCommand validate before canonicalize
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-180 CWE-179 |
| Vendor | cosmicstack-labs |
| Product | mercury-agent |
| Published | Sep 14, 2026 |
| Last Updated | Sep 14, 2026 |
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CVSS v3 Breakdown
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 Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
cosmicstack-labs / mercury-agent
1.1.0 1.1.1 1.1.2 1.1.3 1.1.4 1.1.5 1.1.6 1.1.7 1.1.8 1.1.9 1.1.10 1.1.11 1.1.12 1.1.13
References
vuldb.com: https://vuldb.com/vuln/403315 vuldb.com: https://vuldb.com/vuln/403315/cti vuldb.com: https://vuldb.com/cve/CVE-2026-90813 vuldb.com: https://vuldb.com/submit/922879 github.com: https://github.com/cosmicstack-labs/mercury-agent/issues/95 github.com: https://github.com/cosmicstack-labs/mercury-agent/
Credits
🔍 Eric-a (VulDB User) VulDB CNA Team