{"id":"CVE-2026-78847","title":"An issue in gray-matter All versions (verified on 4.0.3) allows the JavaScript engine in lib/engines.js using eval() to parse front matter when language is js/javascript.This allows arbitrary code execution.","summary":"An issue in gray-matter All versions (verified on 4.0.3) allows the JavaScript engine in lib/engines.js using eval() to parse front matter when language is js/javascript.This allows arbitrary code execution.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-95","CWE-94"],"published":"2026-09-21","updated":"2026-09-22","sourceUpdated":"2026-09-22T20:00:03.713","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-78847","references":[{"url":"https://blog.checo.cc/en/posts/Security/1","label":"cve@mitre.org"},{"url":"https://github.com/jonschlinkert/gray-matter/issues/112","label":"cve@mitre.org"},{"url":"https://github.com/jonschlinkert/gray-matter/issues/131","label":"cve@mitre.org"},{"url":"https://github.com/jonschlinkert/gray-matter/issues/182","label":"cve@mitre.org"},{"url":"https://github.com/jonschlinkert/gray-matter/issues/182","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-78847.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-78847"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2537934"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-78847"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78847"}],"tags":["nvd","cve.org","exploit-available","csaf","vex","red-hat"],"epss":0.00596,"epssPercentile":0.48264,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"total","timestamp":"2026-09-22T15:12:23.119470Z"},"ingestedAt":"2026-09-21T21:53:57.426Z","vendor":"Red Hat","product":"Red Hat Build of Podman Desktop","affected":["build_of_podman_desktop","openshift_ai_rhoai"],"slug":"CVE-2026-78847","body":"## Overview\n\nAn issue in gray-matter All versions (verified on 4.0.3) allows the JavaScript engine in lib/engines.js using eval() to parse front matter when language is js/javascript.This allows arbitrary code execution.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Important · affected: Red Hat Build of Podman Desktop, Red Hat OpenShift AI (RHOAI) · no fix planned: Red Hat Build of Podman Desktop, Red Hat OpenShift AI (RHOAI) · updated 2026-10-06 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-78847.json)","depth":"abyssal","depthScore":66,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":209170,"id":"CVE-2026-78847","ts":1790093218097,"field":"exploit_available","old":"false","new":"true"},{"seq":209169,"id":"CVE-2026-78847","ts":1790093218097,"field":"cvss","old":null,"new":"9.8"},{"seq":209168,"id":"CVE-2026-78847","ts":1790093218097,"field":"severity","old":"none","new":"critical"}]}