MEDIUM

CVE-2026-90810

2026-09-14 CVSS v3.1

CVSS

6.3

Description

A security flaw has been discovered in cosmicstack-labs mercury-agent up to 1.1.13. The impacted element is the function PermissionManager.checkShellCommand of the file mercury-agent/src/capabilities/permissions.ts of the component Shell Command Permission Check. Performing a manipulation results in improper authorization. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Weakness (CWE)

CWE-266 Incorrect Privilege Assignment

CWE-285 Improper Authorization

EPSS Score

0.21%

Probability of exploitation in next 30 days

11.4th percentile

References

https://github.com/cosmicstack-labs/mercury-agent/ https://github.com/cosmicstack-labs/mercury-agent/issues/101 https://vuldb.com/cve/CVE-2026-90810 https://vuldb.com/submit/922876 https://vuldb.com/vuln/403312 https://vuldb.com/vuln/403312/cti

View on dbcve.org

Base CVE data derived from NVD (public domain). Enrichment by dbcve.org (CC-BY-4.0). Fetched via API.

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