Open Computer Use through 1.0.0 on macOS contains an improper case sensitivity handling vulnerability that allows local MCP callers to bypass the password-manager denylist using case-variant bundle identifiers. Attackers, including prompt-injected model turns, can pass identifiers like com.1Password.1Password to get_app_state and action tools to read accessibility trees, capture screenshots, and drive unlocked password manager interfaces.
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Affected Vendors & Products
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Fixes
Solution
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Workaround
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References
History
Sun, 11 Oct 2026 12:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Open Computer Use through 1.0.0 on macOS contains an improper case sensitivity handling vulnerability that allows local MCP callers to bypass the password-manager denylist using case-variant bundle identifiers. Attackers, including prompt-injected model turns, can pass identifiers like com.1Password.1Password to get_app_state and action tools to read accessibility trees, capture screenshots, and drive unlocked password manager interfaces. | |
| Title | Open Computer Use through 1.0.0 Denylist Bypass via Case-Variant Bundle ID | |
| Weaknesses | CWE-178 | |
| References |
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| Metrics |
cvssV3_1
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Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-10-11T12:19:31.981Z
Reserved: 2026-10-11T01:52:29.003Z
Link: CVE-2026-108721
No data.
Status : Received
Published: 2026-10-11T13:17:15.470
Modified: 2026-10-11T13:17:15.470
Link: CVE-2026-108721
No data.
OpenCVE Enrichment
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Weaknesses