Improper certificate validation in Logstash's TCP output could lead to a man-in-the-middle (MitM) attack in “client” mode, as hostname verification in TCP output was not being performed when the ssl_verification_mode => full was set.
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Score 6.5 from GitHub Security Advisory published 2025-05-06. NVD baseline CVSS 6.5; sources differ by 0.0.
Improper certificate validation in Logstash's TCP output could lead to a man-in-the-middle (MitM) attack in “client” mode, as hostname verification in TCP output was not being performed when the ssl_verification_mode => full was set.
May 6, 2025
April 15, 2026
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
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CWE-295