CVE-2026-90810Medium· 6.3▾ TwilightPoC availableA 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…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 34.7 · likelihood 0 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 15.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.2%
Exploit / PoC code exists
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.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-90812Medium· 4.3A security vulnerability has been detected in cosmicstack-labs mercury-agent up to 1.2.0
CVE-2026-90814Medium· 6.3A flaw has been found in cosmicstack-labs mercury-agent up to 1.1.13
CVE-2026-90813Medium· 4.3A vulnerability was detected in cosmicstack-labs mercury-agent up to 1.1.13
CVE-2026-90811Low· 3.3A weakness has been identified in cosmicstack-labs mercury-agent up to 1.2.0
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