{"vulnerability": "CVE-2026-29923", "sightings": [{"uuid": "71bee9df-c8bd-460b-a07f-31cdef5a1300", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-29923", "type": "seen", "source": "https://bsky.app/profile/beikokucyber.bsky.social/post/3mj67urmbr52z", "content": "", "creation_timestamp": "2026-04-10T21:03:04.769946Z"}, {"uuid": "92f159c3-e85a-466b-99c9-410004c63257", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-29923", "type": "seen", "source": "https://bsky.app/profile/r-blueteamsec.bsky.social/post/3mjeg2eo3va2g", "content": "", "creation_timestamp": "2026-04-13T08:09:33.429522Z"}, {"uuid": "755169b7-0000-466e-934f-99e891338dda", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-29923", "type": "seen", "source": "https://t.me/GithubRedTeam/79738", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-29923\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a athenasec16\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a C++\n\u2b50 Star\u6570\u91cf\uff1a 0  |  \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-04-10 12:56:50\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": "2026-04-10T13:00:04.000000Z"}, {"uuid": "dcc46fe4-6ce5-472e-bd84-5587b71ddf5e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-29923", "type": "seen", "source": "https://t.me/GithubRedTeam/78979", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-29923\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a Smarttfoxx\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a None\n\u2b50 Star\u6570\u91cf\uff1a 0  |  \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-04-05 19:02:10\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nThe pstrip64.sys kernel driver exposes an IOCTL that allows low-privileged users to map arbitrary ranges of physical memory into their own virtual address space. This primitive allows full read/write access to the system's physical RAM, enabling attackers to modify   critical kernel structures and escalate privileges to NT AUTHORITY\\SYSTEM.\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-04-05T20:00:04.000000Z"}, {"uuid": "01f902b8-e77c-453a-8f6b-2b353617b4d1", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-29923", "type": "seen", "source": "Telegram/yrjrL6C3Okvo70X2GLFpC70dvtNYnso8DgFgZGSIDNHQmnU", "content": "", "creation_timestamp": "2026-05-24T23:00:13.000000Z"}, {"uuid": "d98149fa-fd74-485f-860c-400a8278471b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-29923", "type": "seen", "source": "https://t.me/CyberSecurityExploit/31153", "content": "\u26a0\ufe0f CVE / ZERO-DAY\n\ud83d\udea8 Windows Zero-Day & Related CVEs (PoC Included)\n\n\ud83e\udde8 1. BlueHammer (CVE-2026-33825)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Impact: User \u2192 SYSTEM privileges\n\u2022 Features:\n   \u2022 Exploits Windows Defender update mechanism\n   \u2022 TOCTOU + Path Confusion\n\u2022 Status:\n   \u2022 PoC publicly available\n   \u2022 Used in real-world attacks\n   \u2022 Patched\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/BlueHammer\n\n\ud83d\udd25 2. RedSun (Windows Defender Zero-Day)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Impact: SYSTEM privileges\n\u2022 Features:\n   \u2022 Reparse Point + file overwrite\n   \u2022 Abuses Defender logic\n\u2022 Status:\n   \u2022 PoC publicly available\n   \u2022 Actively exploited\n   \u2022 Unpatched in some environments\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/RedSun\n\n\u2620\ufe0f 3. UnDefend\n\u2022 Type: Defender Disable / DoS\n\u2022 Impact:\n  \u2022 Blocks Defender updates\n  \u2022 Disables security protections\n\u2022 Features:\n  \u2022 Works with standard user privileges\n  \u2022 Critical in attack chains\n\u2022 Status:\n  \u2022 PoC publicly available\n  \u2022 Partially unpatched\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/UnDefend\n\n\ud83d\udca5 4. CVE-2026-20841 (Windows Notepad RCE)\n\u2022 Type: Remote Code Execution (RCE)\n\u2022 Condition:\n   \u2022 Opening a malicious Markdown file\n\u2022 Features:\n   \u2022 Improper input validation\n   \u2022 Multiple PoCs available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/404godd/CVE-2026-20841-PoC\nhttps://github.com/dogukankurnaz/CVE-2026-20841-PoC\nhttps://github.com/hackfaiz/CVE-2026-20841-PoC\nhttps://github.com/tangent65536/CVE-2026-20841\nhttps://github.com/SecureWithUmer/CVE-2026-20841\nhttps://github.com/EleniChristopoulou/PoC-CVE-2026-20841\n\n\ud83d\udd0d 5. CVE-2026-20805 (DWM Info Leak)\n\u2022 Type: Information Disclosure\n\u2022 Features:\n   \u2022 Used in exploit chains\n   \u2022 Provides leak primitives\n\u2022 Status:\n   \u2022 PoC publicly available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/fevar54/CVE-2026-20805-POC\nhttps://github.com/Uzair-Baig0900/CVE-2026-20805-PoC\n\n\ud83d\udca3 6. CVE-2026-29923 (BYOVD LPE)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Features:\n   \u2022 BYOVD (Bring Your Own Vulnerable Driver)\n   \u2022 IOCTL-based SYSTEM privilege escalation\n\u2022 Status:\n   \u2022 PoC publicly available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/athenasec16/CVE-2026-29923\nhttps://github.com/Smarttfoxx/CVE-2026-29923\n\n\ud83d\udda5 7. CVE-2026-23668 (Windows Graphics)\n\u2022 Type: LPE / RCE\n\u2022 Features:\n   \u2022 Race condition vulnerability\n\u2022 Status:\n   \u2022 No public GitHub PoC (as of now)\n\n\u26a0\ufe0f Example Attack Chain\nInitial Access (Notepad / MSHTML)\n        \u2193\nInfo Leak (DWM - CVE-2026-20805)\n        \u2193\nPrivilege Escalation (RedSun / BlueHammer / BYOVD)\n        \u2193\nDefender Disable (UnDefend)\n\n\ud83d\udccc Key Takeaways\n\u2714\ufe0f Confirmed GitHub PoCs\n\u2022 BlueHammer\n\u2022 RedSun\n\u2022 UnDefend\n\u2022 CVE-2026-20841\n\u2022 CVE-2026-20805\n\u2022 CVE-2026-29923\n\u2714\ufe0f Full attack chain possible\n\u2192 Initial access \u2192 Info leak \u2192 Privilege escalation \u2192 Defense bypass\n\u2714\ufe0f Current risk level\n\ud83d\udc49 Defender-related vulnerabilities included\n\ud83d\udc49 Some remain unpatched\n\ud83d\udc49 Practical real-world exploitation possible\n\n\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\n\n\ud83d\udd10 Cyber Security Exploit Community\nTelegram Group\nhttps://t.me/Cyber_Security_Exploit\n\nTelegram Channel\nhttps://t.me/CyberSecurityExploit\n\nResearch \u2022 Ethical Hacking \u2022 Red Team", "creation_timestamp": "2026-08-15T12:00:02.882370Z"}, {"uuid": "899d1198-af10-4dbc-9239-42b4227e665f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-29923", "type": "seen", "source": "https://t.me/CyberSecurityExploit/31152", "content": "\u26a0\ufe0f CVE / ZERO-DAY\n\ud83d\udea8 Windows Zero-Day & Related CVEs (PoC Included)\n\n\ud83e\udde8 1. BlueHammer (CVE-2026-33825)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Impact: User \u2192 SYSTEM privileges\n\u2022 Features:\n   \u2022 Exploits Windows Defender update mechanism\n   \u2022 TOCTOU + Path Confusion\n\u2022 Status:\n   \u2022 PoC publicly available\n   \u2022 Used in real-world attacks\n   \u2022 Patched\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/BlueHammer\n\n\ud83d\udd25 2. RedSun (Windows Defender Zero-Day)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Impact: SYSTEM privileges\n\u2022 Features:\n   \u2022 Reparse Point + file overwrite\n   \u2022 Abuses Defender logic\n\u2022 Status:\n   \u2022 PoC publicly available\n   \u2022 Actively exploited\n   \u2022 Unpatched in some environments\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/RedSun\n\n\u2620\ufe0f 3. UnDefend\n\u2022 Type: Defender Disable / DoS\n\u2022 Impact:\n  \u2022 Blocks Defender updates\n  \u2022 Disables security protections\n\u2022 Features:\n  \u2022 Works with standard user privileges\n  \u2022 Critical in attack chains\n\u2022 Status:\n  \u2022 PoC publicly available\n  \u2022 Partially unpatched\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/UnDefend\n\n\ud83d\udca5 4. CVE-2026-20841 (Windows Notepad RCE)\n\u2022 Type: Remote Code Execution (RCE)\n\u2022 Condition:\n   \u2022 Opening a malicious Markdown file\n\u2022 Features:\n   \u2022 Improper input validation\n   \u2022 Multiple PoCs available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/404godd/CVE-2026-20841-PoC\nhttps://github.com/dogukankurnaz/CVE-2026-20841-PoC\nhttps://github.com/hackfaiz/CVE-2026-20841-PoC\nhttps://github.com/tangent65536/CVE-2026-20841\nhttps://github.com/SecureWithUmer/CVE-2026-20841\nhttps://github.com/EleniChristopoulou/PoC-CVE-2026-20841\n\n\ud83d\udd0d 5. CVE-2026-20805 (DWM Info Leak)\n\u2022 Type: Information Disclosure\n\u2022 Features:\n   \u2022 Used in exploit chains\n   \u2022 Provides leak primitives\n\u2022 Status:\n   \u2022 PoC publicly available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/fevar54/CVE-2026-20805-POC\nhttps://github.com/Uzair-Baig0900/CVE-2026-20805-PoC\n\n\ud83d\udca3 6. CVE-2026-29923 (BYOVD LPE)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Features:\n   \u2022 BYOVD (Bring Your Own Vulnerable Driver)\n   \u2022 IOCTL-based SYSTEM privilege escalation\n\u2022 Status:\n   \u2022 PoC publicly available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/athenasec16/CVE-2026-29923\nhttps://github.com/Smarttfoxx/CVE-2026-29923\n\n\ud83d\udda5 7. CVE-2026-23668 (Windows Graphics)\n\u2022 Type: LPE / RCE\n\u2022 Features:\n   \u2022 Race condition vulnerability\n\u2022 Status:\n   \u2022 No public GitHub PoC (as of now)\n\n\u26a0\ufe0f Example Attack Chain\nInitial Access (Notepad / MSHTML)\n        \u2193\nInfo Leak (DWM - CVE-2026-20805)\n        \u2193\nPrivilege Escalation (RedSun / BlueHammer / BYOVD)\n        \u2193\nDefender Disable (UnDefend)\n\n\ud83d\udccc Key Takeaways\n\u2714\ufe0f Confirmed GitHub PoCs\n\u2022 BlueHammer\n\u2022 RedSun\n\u2022 UnDefend\n\u2022 CVE-2026-20841\n\u2022 CVE-2026-20805\n\u2022 CVE-2026-29923\n\u2714\ufe0f Full attack chain possible\n\u2192 Initial access \u2192 Info leak \u2192 Privilege escalation \u2192 Defense bypass\n\u2714\ufe0f Current risk level\n\ud83d\udc49 Defender-related vulnerabilities included\n\ud83d\udc49 Some remain unpatched\n\ud83d\udc49 Practical real-world exploitation possible\n\n\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\n\n\ud83d\udd10 Cyber Security Exploit Community\nTelegram Group\nhttps://t.me/Cyber_Security_Exploit\n\nTelegram Channel\nhttps://t.me/CyberSecurityExploit\n\nResearch \u2022 Ethical Hacking \u2022 Red Team", "creation_timestamp": "2026-08-15T12:00:03.044476Z"}, {"uuid": "72a73cab-013c-4711-aefd-c4d181bf667b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-29923", "type": "published-proof-of-concept", "source": "https://t.me/CyberSecurityExploit/31152", "content": "\u26a0\ufe0f CVE / ZERO-DAY\n\ud83d\udea8 Windows Zero-Day & Related CVEs (PoC Included)\n\n\ud83e\udde8 1. BlueHammer (CVE-2026-33825)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Impact: User \u2192 SYSTEM privileges\n\u2022 Features:\n   \u2022 Exploits Windows Defender update mechanism\n   \u2022 TOCTOU + Path Confusion\n\u2022 Status:\n   \u2022 PoC publicly available\n   \u2022 Used in real-world attacks\n   \u2022 Patched\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/BlueHammer\n\n\ud83d\udd25 2. RedSun (Windows Defender Zero-Day)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Impact: SYSTEM privileges\n\u2022 Features:\n   \u2022 Reparse Point + file overwrite\n   \u2022 Abuses Defender logic\n\u2022 Status:\n   \u2022 PoC publicly available\n   \u2022 Actively exploited\n   \u2022 Unpatched in some environments\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/RedSun\n\n\u2620\ufe0f 3. UnDefend\n\u2022 Type: Defender Disable / DoS\n\u2022 Impact:\n  \u2022 Blocks Defender updates\n  \u2022 Disables security protections\n\u2022 Features:\n  \u2022 Works with standard user privileges\n  \u2022 Critical in attack chains\n\u2022 Status:\n  \u2022 PoC publicly available\n  \u2022 Partially unpatched\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/UnDefend\n\n\ud83d\udca5 4. CVE-2026-20841 (Windows Notepad RCE)\n\u2022 Type: Remote Code Execution (RCE)\n\u2022 Condition:\n   \u2022 Opening a malicious Markdown file\n\u2022 Features:\n   \u2022 Improper input validation\n   \u2022 Multiple PoCs available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/404godd/CVE-2026-20841-PoC\nhttps://github.com/dogukankurnaz/CVE-2026-20841-PoC\nhttps://github.com/hackfaiz/CVE-2026-20841-PoC\nhttps://github.com/tangent65536/CVE-2026-20841\nhttps://github.com/SecureWithUmer/CVE-2026-20841\nhttps://github.com/EleniChristopoulou/PoC-CVE-2026-20841\n\n\ud83d\udd0d 5. CVE-2026-20805 (DWM Info Leak)\n\u2022 Type: Information Disclosure\n\u2022 Features:\n   \u2022 Used in exploit chains\n   \u2022 Provides leak primitives\n\u2022 Status:\n   \u2022 PoC publicly available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/fevar54/CVE-2026-20805-POC\nhttps://github.com/Uzair-Baig0900/CVE-2026-20805-PoC\n\n\ud83d\udca3 6. CVE-2026-29923 (BYOVD LPE)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Features:\n   \u2022 BYOVD (Bring Your Own Vulnerable Driver)\n   \u2022 IOCTL-based SYSTEM privilege escalation\n\u2022 Status:\n   \u2022 PoC publicly available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/athenasec16/CVE-2026-29923\nhttps://github.com/Smarttfoxx/CVE-2026-29923\n\n\ud83d\udda5 7. CVE-2026-23668 (Windows Graphics)\n\u2022 Type: LPE / RCE\n\u2022 Features:\n   \u2022 Race condition vulnerability\n\u2022 Status:\n   \u2022 No public GitHub PoC (as of now)\n\n\u26a0\ufe0f Example Attack Chain\nInitial Access (Notepad / MSHTML)\n        \u2193\nInfo Leak (DWM - CVE-2026-20805)\n        \u2193\nPrivilege Escalation (RedSun / BlueHammer / BYOVD)\n        \u2193\nDefender Disable (UnDefend)\n\n\ud83d\udccc Key Takeaways\n\u2714\ufe0f Confirmed GitHub PoCs\n\u2022 BlueHammer\n\u2022 RedSun\n\u2022 UnDefend\n\u2022 CVE-2026-20841\n\u2022 CVE-2026-20805\n\u2022 CVE-2026-29923\n\u2714\ufe0f Full attack chain possible\n\u2192 Initial access \u2192 Info leak \u2192 Privilege escalation \u2192 Defense bypass\n\u2714\ufe0f Current risk level\n\ud83d\udc49 Defender-related vulnerabilities included\n\ud83d\udc49 Some remain unpatched\n\ud83d\udc49 Practical real-world exploitation possible\n\n\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\n\n\ud83d\udd10 Cyber Security Exploit Community\nTelegram Group\nhttps://t.me/Cyber_Security_Exploit\n\nTelegram Channel\nhttps://t.me/CyberSecurityExploit\n\nResearch \u2022 Ethical Hacking \u2022 Red Team", "creation_timestamp": "2026-08-16T00:00:33.616166Z"}, {"uuid": "69825c83-5dcc-4cb7-b154-bd38f590a109", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-29923", "type": "seen", "source": "https://t.me/CyberSecurityExploit/31153", "content": "\u26a0\ufe0f CVE / ZERO-DAY\n\ud83d\udea8 Windows Zero-Day & Related CVEs (PoC Included)\n\n\ud83e\udde8 1. BlueHammer (CVE-2026-33825)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Impact: User \u2192 SYSTEM privileges\n\u2022 Features:\n   \u2022 Exploits Windows Defender update mechanism\n   \u2022 TOCTOU + Path Confusion\n\u2022 Status:\n   \u2022 PoC publicly available\n   \u2022 Used in real-world attacks\n   \u2022 Patched\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/BlueHammer\n\n\ud83d\udd25 2. RedSun (Windows Defender Zero-Day)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Impact: SYSTEM privileges\n\u2022 Features:\n   \u2022 Reparse Point + file overwrite\n   \u2022 Abuses Defender logic\n\u2022 Status:\n   \u2022 PoC publicly available\n   \u2022 Actively exploited\n   \u2022 Unpatched in some environments\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/RedSun\n\n\u2620\ufe0f 3. UnDefend\n\u2022 Type: Defender Disable / DoS\n\u2022 Impact:\n  \u2022 Blocks Defender updates\n  \u2022 Disables security protections\n\u2022 Features:\n  \u2022 Works with standard user privileges\n  \u2022 Critical in attack chains\n\u2022 Status:\n  \u2022 PoC publicly available\n  \u2022 Partially unpatched\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/Nightmare-Eclipse/UnDefend\n\n\ud83d\udca5 4. CVE-2026-20841 (Windows Notepad RCE)\n\u2022 Type: Remote Code Execution (RCE)\n\u2022 Condition:\n   \u2022 Opening a malicious Markdown file\n\u2022 Features:\n   \u2022 Improper input validation\n   \u2022 Multiple PoCs available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/404godd/CVE-2026-20841-PoC\nhttps://github.com/dogukankurnaz/CVE-2026-20841-PoC\nhttps://github.com/hackfaiz/CVE-2026-20841-PoC\nhttps://github.com/tangent65536/CVE-2026-20841\nhttps://github.com/SecureWithUmer/CVE-2026-20841\nhttps://github.com/EleniChristopoulou/PoC-CVE-2026-20841\n\n\ud83d\udd0d 5. CVE-2026-20805 (DWM Info Leak)\n\u2022 Type: Information Disclosure\n\u2022 Features:\n   \u2022 Used in exploit chains\n   \u2022 Provides leak primitives\n\u2022 Status:\n   \u2022 PoC publicly available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/fevar54/CVE-2026-20805-POC\nhttps://github.com/Uzair-Baig0900/CVE-2026-20805-PoC\n\n\ud83d\udca3 6. CVE-2026-29923 (BYOVD LPE)\n\u2022 Type: Local Privilege Escalation (LPE)\n\u2022 Features:\n   \u2022 BYOVD (Bring Your Own Vulnerable Driver)\n   \u2022 IOCTL-based SYSTEM privilege escalation\n\u2022 Status:\n   \u2022 PoC publicly available\n\n\ud83d\udccc GitHub PoC\nhttps://github.com/athenasec16/CVE-2026-29923\nhttps://github.com/Smarttfoxx/CVE-2026-29923\n\n\ud83d\udda5 7. CVE-2026-23668 (Windows Graphics)\n\u2022 Type: LPE / RCE\n\u2022 Features:\n   \u2022 Race condition vulnerability\n\u2022 Status:\n   \u2022 No public GitHub PoC (as of now)\n\n\u26a0\ufe0f Example Attack Chain\nInitial Access (Notepad / MSHTML)\n        \u2193\nInfo Leak (DWM - CVE-2026-20805)\n        \u2193\nPrivilege Escalation (RedSun / BlueHammer / BYOVD)\n        \u2193\nDefender Disable (UnDefend)\n\n\ud83d\udccc Key Takeaways\n\u2714\ufe0f Confirmed GitHub PoCs\n\u2022 BlueHammer\n\u2022 RedSun\n\u2022 UnDefend\n\u2022 CVE-2026-20841\n\u2022 CVE-2026-20805\n\u2022 CVE-2026-29923\n\u2714\ufe0f Full attack chain possible\n\u2192 Initial access \u2192 Info leak \u2192 Privilege escalation \u2192 Defense bypass\n\u2714\ufe0f Current risk level\n\ud83d\udc49 Defender-related vulnerabilities included\n\ud83d\udc49 Some remain unpatched\n\ud83d\udc49 Practical real-world exploitation possible\n\n\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\n\n\ud83d\udd10 Cyber Security Exploit Community\nTelegram Group\nhttps://t.me/Cyber_Security_Exploit\n\nTelegram Channel\nhttps://t.me/CyberSecurityExploit\n\nResearch \u2022 Ethical Hacking \u2022 Red Team", "creation_timestamp": "2026-08-16T00:00:33.941855Z"}]}