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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
Search keywords must be entered in English otherwise will not be searched in both JVN and NVD.

To search by CWE, please refer to the CWE Overview and check the CWE number.

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JVN Vulnerability Information

Update Date":June 21, 2026, 4 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
2961 7.8 重要
Local 		Linux Linux Kernel LinuxのLinux Kernelにおける到達可能なアサーションに関する脆弱性 CWE-617
到達可能なアサーション 		CVE-2026-31398 2026-05-22 10:57 2026-04-3 Show GitHub Exploit DB Packet Storm
2962 7.8 重要
Local 		Linux Linux Kernel LinuxのLinux Kernelにおける解放済みメモリの使用に関する脆弱性 CWE-416
解放済みメモリの使用 		CVE-2026-31399 2026-05-22 10:56 2026-04-3 Show GitHub Exploit DB Packet Storm
2963 5.5 警告
Local 		Linux Linux Kernel LinuxのLinux Kernelにおける有効期限後のメモリの解放の欠如に関する脆弱性 CWE-401
有効期限後のメモリの解放の欠如 		CVE-2026-31400 2026-05-22 10:56 2026-04-3 Show GitHub Exploit DB Packet Storm
2964 7.8 重要
Local 		Linux Linux Kernel LinuxのLinux Kernelにおける境界外書き込みに関する脆弱性 CWE-787
境界外書き込み 		CVE-2026-31401 2026-05-22 10:56 2026-04-3 Show GitHub Exploit DB Packet Storm
2965 9.8 緊急
Network 		Linux Linux Kernel LinuxのLinux Kernelにおける境界外書き込みに関する脆弱性 CWE-787
境界外書き込み 		CVE-2026-31402 2026-05-22 10:56 2026-04-3 Show GitHub Exploit DB Packet Storm
2966 7.8 重要
Local 		Linux Linux Kernel LinuxのLinux Kernelにおける不特定の脆弱性 CWE-noinfo
情報不足 		CVE-2026-31403 2026-05-22 10:56 2026-04-3 Show GitHub Exploit DB Packet Storm
2967 7.8 重要
Local 		Linux Linux Kernel LinuxのLinux KernelにおけるNULL ポインタデリファレンスに関する脆弱性 CWE-476
NULL ポインタデリファレンス 		CVE-2026-31404 2026-05-22 10:56 2026-04-3 Show GitHub Exploit DB Packet Storm
2968 9.8 緊急
Network 		Linux Linux Kernel LinuxのLinux Kernelにおける境界外読み取りに関する脆弱性 CWE-125
境界外読み取り 		CVE-2026-31405 2026-05-22 10:56 2026-04-6 Show GitHub Exploit DB Packet Storm
2969 7.8 重要
Local 		Linux Linux Kernel LinuxのLinux Kernelにおける不特定の脆弱性 CWE-noinfo
情報不足 		CVE-2026-31406 2026-05-22 10:56 2026-04-6 Show GitHub Exploit DB Packet Storm
2970 7.1 重要
Local 		Linux Linux Kernel LinuxのLinux Kernelにおける境界外書き込みに関する脆弱性 CWE-787
境界外書き込み 		CVE-2026-31407 2026-05-22 10:56 2026-04-6 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 21, 2026, 4:01 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
305861 - realnetworks realplayer Unspecified vulnerability in the RV20 codec in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to execute arbitrary code via unknown vectors. NVD-CWE-noinfo
CVE-2011-4253 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm
305862 - realnetworks realplayer The RV10 codec in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to execute arbitrary code via a crafted sample height. CWE-94
Code Injection 		CVE-2011-4252 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm
305863 - realnetworks realplayer RealNetworks RealPlayer before 15.0.0 allows remote attackers to execute arbitrary code via a crafted sample size in a RealAudio file. CWE-94
Code Injection 		CVE-2011-4251 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm
305864 - realnetworks realplayer Unspecified vulnerability in the ATRC codec in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to execute arbitrary code via unknown vectors. NVD-CWE-noinfo
CVE-2011-4250 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm
305865 - realnetworks realplayer Array index error in the RV30 codec in RealNetworks RealPlayer before 15.0.0 allows remote attackers to execute arbitrary code via unspecified vectors. CWE-20
 Improper Input Validation  		CVE-2011-4249 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm
305866 - realnetworks realplayer RealNetworks RealPlayer before 15.0.0 allows remote attackers to execute arbitrary code via a malformed AAC file. CWE-94
Code Injection 		CVE-2011-4248 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm
305867 - realnetworks realplayer RealNetworks RealPlayer before 15.0.0 allows remote attackers to execute arbitrary code via a crafted QCELP stream. CWE-94
Code Injection 		CVE-2011-4247 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm
305868 - realnetworks realplayer The AAC codec in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via uns… CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2011-4246 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm
305869 - realnetworks realplayer The RealVideo renderer in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption… CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2011-4245 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm
305870 - realnetworks realplayer Heap-based buffer overflow in the RealVideo renderer in RealNetworks RealPlayer before 15.0.0 allows remote attackers to execute arbitrary code via unspecified vectors. CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2011-4244 2024-11-21 10:32 2011-11-24 Show GitHub Exploit DB Packet Storm