CVE-2026-108721

Open Computer Use through 1.0.0 Denylist Bypass via Case-Variant Bundle ID

Published Oct 11, 2026 CVSS 4.0 · 5.8 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Ifuryst
Ifuryst open-computer-use
Vendors & Products Ifuryst
Ifuryst open-computer-use
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
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N'}

cvssV4_0

{'score': 5.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 13, 2026, 5:01 PM
Reserved
Oct 11, 2026, 1:52 AM
Status
Deferred
Published
Oct 11, 2026, 1:17 PM
Modified
Oct 16, 2026, 7:18 PM