{"uuid": "62af7924-9ab0-4333-9350-71430006061a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-84121", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mulojsrijl2w", "content": "\ud83d\udccc CVE-2026-84121 - Sandbox escape due to use-after-free in the DOM: Security component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.... https://www.cyberhub.blog/cves/CVE-2026-84121", "creation_timestamp": "2026-09-03T05:07:08.123135Z"}