CVE-2026-55601

A flaw was found in MultiTail. When using the execute-on-match feature, MultiTail fails to properly sanitize matched log data before passing it to the system shell for command execution. An attacker capable of influencing the contents of monitored input can exploit this issue by injecting shell...

CVE-2026-55601 MultiTail: Shell injection in execute-on-match command handling

MultiTail is a utility for monitoring multiple log files in one terminal. In version 7.1.5 and earlier, the -ex and -eX execute-on-match feature appended attacker-controlled matched input to a configured command inside double quotes, then checkfilterexec in mt.c passed the constructed command...

CVE-2026-55601

The log monitoring utility MultiTail (version 7.1.5 and earlier ) is vulnerable to a shell injection flaw within its -ex and -eX execute-on-match features. The root cause lies in the check_filter_exec() function in mt.c, which passes a constructed command—containing unsafely escaped attacker-cont...

CVE-2026-55601

MultiTail is a utility for monitoring multiple log files in one terminal. In version 7.1.5 and earlier, the -ex and -eX execute-on-match feature appended attacker-controlled matched input to a configured command inside double quotes, then checkfilterexec in mt.c passed the constructed command...

CVE-2026-55601 MultiTail: Shell injection in execute-on-match command handling

MultiTail is a utility for monitoring multiple log files in one terminal. In version 7.1.5 and earlier, the -ex and -eX execute-on-match feature appended attacker-controlled matched input to a configured command inside double quotes, then checkfilterexec in mt.c passed the constructed command...

PT-2026-112041

MultiTail is a utility for monitoring multiple log files in one terminal. In version 7.1.5 and earlier, the -ex and -eX execute-on-match feature appended attacker-controlled matched input to a configured command inside double quotes, then check filter exec in mt.c passed the constructed command...