Deskflow: Local privilege escalation via unauthenticated IPC

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Summary

CVECVE-2026-41477
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-24 20:16:28 UTC
Updated2026-04-24 20:16:28 UTC
DescriptionDeskflow is a keyboard and mouse sharing app. In 1.20.0, 1.26.0.134, and earlier, Deskflow daemon runs as SYSTEM and exposes an IPC named pipe with WorldAccessOption enabled. The daemon processes privileged commands without authentication, allowing any local unprivileged user to execute arbitrary commands as SYSTEM. Affects both stable v1.20.0 + and Continuous v1.26.0.134 prerelease.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-306 | CWE-862 | CWE-306 CWE-306: Missing Authentication for Critical Function | CWE-862 CWE-862: Missing Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Deskflow Deskflow affected <= 1.26.0.134 Not specified
CNA Deskflow Deskflow affected <= 1.20.0 Not specified

References

ReferenceSourceLinkTags
github.com/deskflow/deskflow/security/advisories/GHSA-6rx5-g478-775c [email protected] github.com
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