{"id":"CVE-2026-12545","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-12545","generatedAt":"2026-10-28T02:20:13.220Z","title":"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.","description":"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 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., ;, |, &).","published":"2026-10-01T18:17:16.000Z","lastModified":"2026-10-07T07:17:01.000Z","status":"Awaiting Analysis","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"3.1","score":6.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-78"],"affected":[],"epss":{"score":0.00523,"percentile":0.44104,"date":"2026-10-26","history":[{"date":"2026-10-02","score":0.00505,"percentile":0.40986}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.52%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-01T18:17:16.000Z","detail":{"score":"6.7","severity":"MEDIUM","publishedAt":"2026-10-01T18:17:15.700Z"},"summary":"New CVE, medium severity (CVSS 6.7)."}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:74503","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:74504","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:74505","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:74506","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2026-12545","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2489993","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2026/10/07/5","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-12545","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}