Wireshark End of Life Dates

Developers and network administrators rely on specialized tools to analyze and troubleshoot computer networks, and one such tool is Wireshark, a free and open-source packet analyzer software created to facilitate network analysis and protocol development. Maintained by the Wireshark Foundation, this software has been a cornerstone in the field of computer networking since its inception, providing invaluable insights into network communications. Its versatility and open-source nature have made it a popular choice among developers, who use it for a wide range of purposes, from software development to education.

The end-of-life landscape for Wireshark is characterized by a significant number of versions that are no longer supported, with 17 out of 19 total versions having reached their end-of-life. The most recent version to reach end-of-life was version 4.2, which occurred on October 8, 2025. Currently, there are two active versions of Wireshark, with the latest stable version being 4.6.5. Since there is no scheduled next end-of-life date, developers can continue to use the current versions without immediate concern for upcoming support termination.

From a security perspective, Wireshark has a clean record, with no known Common Vulnerabilities and Exposures tracked, resulting in zero critical CVEs. As a result, there is no most affected version, and the software is not listed on the Known Exploited Vulnerabilities catalog. Given this favorable security posture, developers can confidently continue to use Wireshark for their network analysis and development needs, taking advantage of its rich feature set and active maintenance by the Wireshark Foundation to ensure their networks remain secure and efficient.