{"affected":[{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"rubygem-hammer_cli","product":"Red Hat Satellite 6.16 for RHEL 8","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.12.0-2.el8sat","versionType":"rpm"}]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"rubygem-hammer_cli","product":"Red Hat Satellite 6.16 for RHEL 9","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.12.0-2.el9sat","versionType":"rpm"}]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"rubygem-hammer_cli","product":"Red Hat Satellite 6.17 for RHEL 9","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.14.0-2.el9sat","versionType":"rpm"}]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"rubygem-hammer_cli","product":"Red Hat Satellite 6.18 for RHEL 9","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.16.0-2.el9sat","versionType":"rpm"}]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"rubygem-hammer_cli","product":"Red Hat Satellite 6.19 for RHEL 9","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.18.0-2.el9sat","versionType":"rpm"}]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"satellite-utils:el8/rubygem-hammer_cli","product":"Red Hat Satellite 6","source":"CNA: redhat","vendor":"Red Hat","versions":[]}],"cveId":"CVE-2026-12545","cwes":["CWE-78"],"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., ;, |, &).","epss":{"date":"2026-11-02","percentile":0.44371,"score":0.00523},"exploits":[],"kev":null,"metrics":[{"score":6.7,"severity":"medium","source":"CNA: redhat","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1793645341503,"publishedAt":1790874889943,"references":[{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:74503"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:74504"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:74505"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:74506"},{"source":"CNA: redhat","tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-12545"},{"source":"CNA: redhat","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2489993"},{"source":"ADP: CVE","tags":[],"url":"http://www.openwall.com/lists/oss-security/2026/10/07/5"}],"remediation":[{"kind":"workaround","source":"CNA: redhat","text":"Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}],"revision":"536aab1a4ee3efb60063e4daf8e24c90aa67735d741e33fe2b2f07f740174c8c","sources":[{"modifiedAt":1793645341503,"name":"CNA: redhat","retrievedAt":1793646544561,"url":"https://www.cve.org/CVERecord?id=CVE-2026-12545"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793646553706,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-12545"}],"ssvc":{"assessedAt":1790875970535,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"Rubygem-hammer_cli: command injection via insecure editor invocation","updatedAt":1793646553706}