CVE-2026-118905 nvm_ls lets an untrusted version string inject sed commands, executing arbitrary commands with GNU sed

Node Version Manager nvm is a POSIX-compliant shell function for managing multiple node.js versions. In versions 0.31.2 through 0.40.5, nvmls filters installed versions with a sed program that embeds the requested version pattern in a ... address, escaping . and, since 0.40.4, but not backslash. ...