CVE-2026-41477
CVE-2026-41477 is a high-severity vulnerability in Deskflow with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- EPSS exploit prediction: 0% (12th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-25623
- Weakness: CWE-306
- Affected product: Deskflow
- Published:
- Last modified:
Description
Deskflow 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.
Frequently asked questions
- What is CVE-2026-41477?
- Deskflow 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.
- How severe is CVE-2026-41477?
- CVE-2026-41477 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-41477 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-41477?
- CVE-2026-41477 affects Deskflow. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-41477?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2026-41477 have an EU (EUVD) identifier?
- Yes. CVE-2026-41477 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25623.
- When was CVE-2026-41477 published?
- CVE-2026-41477 was published on 2026-04-24 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:deskflow:deskflow:*:*:*:*:*:*:*:*
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- CVE-2026-41476 — High (CVSS 8.8): Deskflow is a keyboard and mouse sharing app. Prior to 1.26.0.138, a remote memory-safety vulnerability in Deskflow's…
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