{"slug": "elevating-privileges-from-firefox-to-android-root", "title": "Elevating Privileges from Firefox to Android Root", "summary": "Security researchers at NebuSec have achieved the first full-chain remote code execution from a browser to the kernel on Android 17, exploiting Firefox 151 to gain root access. The exploit, dubbed CyberMeowfia, is open-source and targets specific kernels, with a live demonstration available for testing.", "body_md": "IonStack\n\nThe first browser-to-kernel full-chain RCE on Android 17\n\nSource code will be publicly available in\n\n[Check our open source code github.com/NebuSec/CyberMeowfia](https://github.com/NebuSec/CyberMeowfia/)\n\n[Step 1: Download vulnerable Firefox 151 fenix-151.0.multi.android-arm64-v8a.apk (archive.mozilla.org)](https://archive.mozilla.org/pub/fenix/releases/151.0/android/fenix-151.0-android-arm64-v8a/fenix-151.0.multi.android-arm64-v8a.apk)\n\n[Step 2: Live PWN rootme.nebusec.ai/b9e3f1a4-7c82-4d6e-9a51-2f8c4b3e0d17](b9e3f1a4-7c82-4d6e-9a51-2f8c4b3e0d17)\n\n## List of supported kernel\n\n**Expected result:**\n\nIf your kernel is marked **Supported**, Step 2 should give you root and change your wallpaper as the visible success signal.\n\nIf it is not supported yet, the phone will crash and reboot instead, without damaging the device. You can also modify the exploit yourself to support your device.", "url": "https://wpnews.pro/news/elevating-privileges-from-firefox-to-android-root", "canonical_source": "https://rootme.nebusec.ai/", "published_at": "2026-07-03 22:39:22+00:00", "updated_at": "2026-07-03 22:49:36.966782+00:00", "lang": "en", "topics": ["ai-safety", "ai-research"], "entities": ["NebuSec", "Firefox", "Android", "CyberMeowfia", "Mozilla"], "alternates": {"html": "https://wpnews.pro/news/elevating-privileges-from-firefox-to-android-root", "markdown": "https://wpnews.pro/news/elevating-privileges-from-firefox-to-android-root.md", "text": "https://wpnews.pro/news/elevating-privileges-from-firefox-to-android-root.txt", "jsonld": "https://wpnews.pro/news/elevating-privileges-from-firefox-to-android-root.jsonld"}}