{"id":"CVE-2026-12545","title":"A flaw was found in rubygem-hammer_cli","summary":"A flaw was found in rubygem-hammer_cli. A command injection vulnerability exists in Hammer CLI and the Railties (Ruby on Rails) component distributed with Satellite due to the insecure interpolation of the $EDITOR environment variable in…","severity":"medium","cvss":6.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-78"],"vendor":"Red Hat","product":"rubygem-hammer_cli","affected":["rubygem-hammer_cli (all versions)","satellite-utils:el8/rubygem-hammer_cli (all versions)"],"published":"2026-10-01","updated":"2026-10-01","sourceUpdated":"2026-10-01T20:36:15.187","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-12545","references":[{"url":"https://access.redhat.com/errata/RHSA-2026:74503","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2026-12545","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2489993","label":"secalert@redhat.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-01T17:32:50.535068Z"},"ingestedAt":"2026-10-01T18:55:42.369Z","slug":"CVE-2026-12545","body":"## Overview\n\nA flaw was found in rubygem-hammer_cli. A command injection vulnerability exists in Hammer CLI and the Railties (Ruby on Rails) component distributed with Satellite due to the insecure interpolation of the $EDITOR environment variable into the Ruby system() method. By passing a single interpolated string to system(), the application invokes a system shell (/bin/sh) that interprets shell metacharacters (e.g., ;, |, &).\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":36.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}