Ghostwire

CVE-2026-5405: RDP protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service and possible code...

HIGH CVSS 7.8

Published: May 1, 2026 | Last Modified: May 1, 2026

Description

RDP protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service and possible code execution

Ghostwire Analysis — What This Means Practically

High CVSS score indicates significant risk — exploitation could lead to substantial data exposure or system compromise.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (2 articles)

References

gitlab.com/wireshark/wireshark/-/issues/21105
www.wireshark.org/security/wnpa-sec-2026-17.html
www.tenable.com/cve/CVE-2026-5405
www.cnnvd.org.cn/home/globalSearch?keyword=CVE-2026-5405
nvd.nist.gov/vuln/detail/CVE-2026-5405