https://vulnerability.circl.lu Contains only the most 10 recent sightings. http://www.rssboard.org/rss-specification python-feedgen en Wed, 27 May 2026 20:38:00 +0000 https://vulnerability.circl.lu/sighting/2ab6bf5f-def2-4a34-9160-f58133e26536/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/2ab6bf5f-def2-4a34-9160-f58133e26536/export Thu, 21 May 2026 16:13:08 +0000 https://vulnerability.circl.lu/sighting/dc95afbc-f330-4611-808a-ae960322130f/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/dc95afbc-f330-4611-808a-ae960322130f/export Thu, 21 May 2026 16:18:58 +0000 https://vulnerability.circl.lu/sighting/abccec41-8d1b-4261-9d60-7579a9e40883/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/abccec41-8d1b-4261-9d60-7579a9e40883/export Thu, 21 May 2026 16:54:31 +0000 https://vulnerability.circl.lu/sighting/60766a28-0e57-48eb-a725-c38680db61d3/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/60766a28-0e57-48eb-a725-c38680db61d3/export Thu, 21 May 2026 16:54:32 +0000 https://vulnerability.circl.lu/sighting/f6f866f5-1239-49c8-b35b-9827c9ede40f/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/f6f866f5-1239-49c8-b35b-9827c9ede40f/export Fri, 22 May 2026 00:00:05 +0000 https://vulnerability.circl.lu/sighting/23991f01-0dfd-4f86-8ee6-a88d7bcc9094/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/23991f01-0dfd-4f86-8ee6-a88d7bcc9094/export Fri, 22 May 2026 10:21:34 +0000 https://vulnerability.circl.lu/sighting/f0902228-26f5-48ec-a2c0-bdaaa3183b76/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/f0902228-26f5-48ec-a2c0-bdaaa3183b76/export Sun, 24 May 2026 18:26:45 +0000 https://vulnerability.circl.lu/sighting/8d65a15e-36a1-42b9-911f-b8cfa6ff400d/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/8d65a15e-36a1-42b9-911f-b8cfa6ff400d/export Mon, 25 May 2026 06:04:06 +0000 https://vulnerability.circl.lu/sighting/eb64d986-6d96-461b-a220-a0209d2ff73e/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/eb64d986-6d96-461b-a220-a0209d2ff73e/export Wed, 27 May 2026 09:37:05 +0000 https://vulnerability.circl.lu/sighting/4fb15c2e-0e81-462d-8174-13a84e794f10/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/4fb15c2e-0e81-462d-8174-13a84e794f10/export Wed, 27 May 2026 15:21:42 +0000