tcpflow vulnerabilities and fixes

Recent CVEs affecting tcpflow, with upgrade or downgrade steps. 1 tracked.

tcpflow has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-01-29. Highest priority: CVE-2026-25061 (score 53/100).

• CVE-2026-25061 HIGH 7.5 UPGRADE MITIGATE tcpflow is a TCP/IP packet demultiplexer

FAQ

How do I fix tcpflow vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is tcpflow being exploited right now?

None of the tracked tcpflow CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which tcpflow CVE should I patch first?

CVE-2026-25061 currently ranks highest (53/100): tcpflow is a TCP/IP packet demultiplexer.

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