https://vulnerability.circl.lu/sightings/feed 2026-05-27T20:38:19.075858+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent sightings. https://vulnerability.circl.lu/sighting/2ab6bf5f-def2-4a34-9160-f58133e26536/export 2026-05-27T20:38:19.083650+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "2ab6bf5f-def2-4a34-9160-f58133e26536", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-40369", "type": "seen", "source": "https://bsky.app/profile/r-netsec-bot.bsky.social/post/3mmess3fpzk2n", "content": "CVE-2026-40369: Twelve Bytes to Escape the Browser Sandbox", "creation_timestamp": "2026-05-21T16:13:08.391831Z"} 2026-05-21T16:13:08.391831+00:00 https://vulnerability.circl.lu/sighting/dc95afbc-f330-4611-808a-ae960322130f/export 2026-05-27T20:38:19.083581+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "dc95afbc-f330-4611-808a-ae960322130f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-40369", "type": "seen", "source": "https://infosec.exchange/users/edwardk/statuses/116613469801218767", "content": "CVE-2026-40369 is a critical 12-byte kernel write vulnerability in nt!ExpGetProcessInformation that enables attackers to escape browser sandboxes and escalate privileges to NT AUTHORITY\\SYSTEM. By exploiting an unchecked pointer in NtQuerySystemInformation, researchers can bypass security features to forge a system token and execute arbitrary code.https://voidsec.com/cve-2026-40369-browser-sandbox-escape/", "creation_timestamp": "2026-05-21T16:18:58.030944Z"} 2026-05-21T16:18:58.030944+00:00 https://vulnerability.circl.lu/sighting/abccec41-8d1b-4261-9d60-7579a9e40883/export 2026-05-27T20:38:19.083511+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "abccec41-8d1b-4261-9d60-7579a9e40883", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-40369", "type": "seen", "source": "https://bsky.app/profile/r-blueteamsec.bsky.social/post/3mmev43s3p62w", "content": "CVE-2026-40369: Twelve Bytes to Escape the Browser Sandbox", "creation_timestamp": "2026-05-21T16:54:31.952165Z"} 2026-05-21T16:54:31.952165+00:00 https://vulnerability.circl.lu/sighting/60766a28-0e57-48eb-a725-c38680db61d3/export 2026-05-27T20:38:19.083448+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "60766a28-0e57-48eb-a725-c38680db61d3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-40369", "type": "seen", "source": "https://bsky.app/profile/r-netsec.bsky.social/post/3mmev44p2uz2w", "content": "CVE-2026-40369: Twelve Bytes to Escape the Browser Sandbox", "creation_timestamp": "2026-05-21T16:54:32.752113Z"} 2026-05-21T16:54:32.752113+00:00 https://vulnerability.circl.lu/sighting/f6f866f5-1239-49c8-b35b-9827c9ede40f/export 2026-05-27T20:38:19.083380+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "f6f866f5-1239-49c8-b35b-9827c9ede40f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-40369", "type": "seen", "source": "https://t.me/GithubRedTeam/85303", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #Exploit\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-40369\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a ercihan\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Unknown\n\u2b50 Star\u6570\u91cf\uff1a 0 | \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-05-21 22:08:30\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\n\u65e0\u63cf\u8ff0\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-05-22T00:00:05.000000Z"} 2026-05-22T00:00:05+00:00 https://vulnerability.circl.lu/sighting/23991f01-0dfd-4f86-8ee6-a88d7bcc9094/export 2026-05-27T20:38:19.083312+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "23991f01-0dfd-4f86-8ee6-a88d7bcc9094", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-40369", "type": "seen", "source": "https://bsky.app/profile/buherator.bsky.social/post/3mmgpmdzmny2m", "content": "[RSS] CVE-2026-40369: Twelve Bytes to Escape the Browser Sandbox\n\n\n voidsec.com -> \n\nThis is another writeup of a Windows sandbox escape that multi-collided during P2O\n\n\nOriginal->", "creation_timestamp": "2026-05-22T10:21:34.886809Z"} 2026-05-22T10:21:34.886809+00:00 https://vulnerability.circl.lu/sighting/f0902228-26f5-48ec-a2c0-bdaaa3183b76/export 2026-05-27T20:38:19.083243+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "f0902228-26f5-48ec-a2c0-bdaaa3183b76", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-40369", "type": "seen", "source": "https://bsky.app/profile/warthogtk.bsky.social/post/3mmmlnqyk2x2k", "content": "CVE-2026-40369: Twelve Bytes to Escape the Browser Sandbox\nvoidsec.com/cve-2026-403...", "creation_timestamp": "2026-05-24T18:26:45.036884Z"} 2026-05-24T18:26:45.036884+00:00 https://vulnerability.circl.lu/sighting/8d65a15e-36a1-42b9-911f-b8cfa6ff400d/export 2026-05-27T20:38:19.083168+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "8d65a15e-36a1-42b9-911f-b8cfa6ff400d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-40369", "type": "seen", "source": "https://bsky.app/profile/infosecbot.bsky.social/post/3mmnsmp5ern2o", "content": "Full exploit code for CVE-2026-40369 - A Windows kernel arbitrary write vulnerability that allows browser sandbox escape from all browsers render process sandbox\nhttps://t.co/5crwyh7EXp\n\n\ud83d\udd01 RT @Dinosn | reposted by @cyb3rops\nhttps://x.com/Dinosn/status/2058080786255868047", "creation_timestamp": "2026-05-25T06:04:06.126669Z"} 2026-05-25T06:04:06.126669+00:00 https://vulnerability.circl.lu/sighting/eb64d986-6d96-461b-a220-a0209d2ff73e/export 2026-05-27T20:38:19.083076+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "eb64d986-6d96-461b-a220-a0209d2ff73e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-40369", "type": "seen", "source": "https://bsky.app/profile/Firefox.activitypub.awakari.com.ap.brid.gy/post/3mmt7hdzkhb32", "content": "Windows Kernel Flaw Lets Attackers Modify Memory Counters A critical vulnerability in the Windows kernel, tracked as CVE-2026-40369, has been publicly disclosed, allowing any unprivileged attacke...\n\n#Cyber #Security #News #Cyber #security #news #vulnerability\n\nOrigin | Interest | Match", "creation_timestamp": "2026-05-27T09:37:05.333260Z"} 2026-05-27T09:37:05.333260+00:00 https://vulnerability.circl.lu/sighting/4fb15c2e-0e81-462d-8174-13a84e794f10/export 2026-05-27T20:38:19.082263+00:00 Automation user https://vulnerability.circl.lu/user/automation {"uuid": "4fb15c2e-0e81-462d-8174-13a84e794f10", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-40369", "type": "seen", "source": "https://bsky.app/profile/Firefox.activitypub.awakari.com.ap.brid.gy/post/3mmtspkuajhn2", "content": "Windows Kernel Vulnerability Allows Attackers to Modify Kernel Memory Counters A critical Windows kernel vulnerability, tracked as CVE-2026-40369, has been disclosed, enabling attackers to achieve ...\n\n#Cyber #Security #News #Vulnerability #News [\u2026] \n\n[Original post on cybersecuritynews.com]", "creation_timestamp": "2026-05-27T15:21:42.690397Z"} 2026-05-27T15:21:42.690397+00:00