CVE-2013-7086: The message function in lib/webbynode/notify.rb in the Webbynode gem 1.0.5.3 and earlier for Ruby allows co...

Security readout for executives and security teams

CVE-2013-7086 is a command injection issue in the Ruby Webbynode gem 1.0.5.3 and earlier. If an exposed workflow sends attacker-controlled text into its notification message function, shell metacharacters could lead to arbitrary command execution. This is serious where the old gem is still installed and reachable. Exposure is likely limited to legacy Ruby environments that still use Webbynode gem 1.0.5.3 or earlier and pass externally influenced data into growlnotify notifications. Treat this as a targeted legacy exposure issue, not a broad internet emergency. If Webbynode is present in production, prioritize removal or verified remediation because successful exploitation could mean command execution on the host. Mitigation focus: Inventory Ruby dependencies for Webbynode gem 1.0.5.3 or earlier.; Remove or replace the Webbynode gem where it is no longer required.; Check upstream advisory and pull request guidance for a verified fixed release..

Prepared

Jun 14, 2026, 15:13 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.