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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
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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 4, 2026, 4 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
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257721 10 危険 アップル
VMware
サン・マイクロシステムズ		 - Sun Java SE の Provider クラスにおける詳細不明な脆弱性 CWE-noinfo
情報不足 		CVE-2009-2722 2010-01-4 14:56 2009-08-10 Show GitHub Exploit DB Packet Storm
257722 10 危険 アップル
VMware
サン・マイクロシステムズ		 - Sun Java SE の Provider クラスにおける詳細不明な脆弱性 CWE-noinfo
情報不足 		CVE-2009-2723 2010-01-4 14:55 2009-08-10 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 4, 2026, 4:17 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
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197441 8.8 HIGH
Adjacent 		elecom wrc-1167gst2_firmware
wrc-1167gst2a_firmware
wrc-1167gst2h_firmware
wrc-2533gs2-b_firmware
wrc-2533gs2-w_firmware
wrc-1750gs_firmware
wrc-1750gsv_firmware
wrc-1900gst_firmware 		Improper access control vulnerability in ELECOM routers (WRC-1167GST2 firmware v1.25 and prior, WRC-1167GST2A firmware v1.25 and prior, WRC-1167GST2H firmware v1.25 and prior, WRC-2533GS2-B firmware … NVD-CWE-Other
CVE-2021-20864 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm
197442 8.0 HIGH
Adjacent 		elecom wrc-1167gst2_firmware
wrc-1167gst2a_firmware
wrc-1167gst2h_firmware
wrc-2533gs2-b_firmware
wrc-2533gs2-w_firmware
wrc-1750gs_firmware
wrc-1750gsv_firmware
wrc-1900gst_firmware 		OS command injection vulnerability in ELECOM routers (WRC-1167GST2 firmware v1.25 and prior, WRC-1167GST2A firmware v1.25 and prior, WRC-1167GST2H firmware v1.25 and prior, WRC-2533GS2-B firmware v1.… CWE-78
OS Command  		CVE-2021-20863 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm
197443 4.3 MEDIUM
Adjacent 		elecom wrc-1167gst2_firmware
wrc-1167gst2a_firmware
wrc-1167gst2h_firmware
wrc-2533gs2-b_firmware
wrc-2533gs2-w_firmware
wrc-1750gs_firmware
wrc-1750gsv_firmware
wrc-1900gst_firmware 		Improper access control vulnerability in ELECOM routers (WRC-1167GST2 firmware v1.25 and prior, WRC-1167GST2A firmware v1.25 and prior, WRC-1167GST2H firmware v1.25 and prior, WRC-2533GS2-B firmware … NVD-CWE-Other
CVE-2021-20862 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm
197444 8.8 HIGH
Adjacent 		elecom wrc-1167gst2_firmware
wrc-1167gst2a_firmware
wrc-1167gst2h_firmware
wrc-2533gs2-b_firmware
wrc-2533gs2-w_firmware
wrc-1750gs_firmware
wrc-1750gsv_firmware
wrc-1900gst_firmware 		Improper access control vulnerability in ELECOM LAN routers (WRC-1167GST2 firmware v1.25 and prior, WRC-1167GST2A firmware v1.25 and prior, WRC-1167GST2H firmware v1.25 and prior, WRC-2533GS2-B firmw… NVD-CWE-Other
CVE-2021-20861 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm
197445 5.4 MEDIUM
Network 		elecom wrc-2533ghbk-i_firmware Cross-site scripting vulnerability in ELECOM LAN router WRC-2533GHBK-I firmware v1.20 and prior allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors. CWE-79
Cross-site Scripting 		CVE-2021-20857 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm
197446 5.4 MEDIUM
Network 		elecom wrh-733gbk_firmware
wrh-733gwh_firmware 		Cross-site scripting vulnerability in ELECOM LAN routers (WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior) allows a remote authenticated attacker to inject an arbitrar… CWE-79
Cross-site Scripting 		CVE-2021-20856 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm
197447 5.4 MEDIUM
Network 		elecom wrh-733gbk_firmware
wrh-733gwh_firmware 		Cross-site scripting vulnerability in ELECOM LAN routers (WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior) allows a remote authenticated attacker to inject an arbitrar… CWE-79
Cross-site Scripting 		CVE-2021-20855 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm
197448 8.8 HIGH
Network 		elecom wrc-1167gst2_firmware
wrc-1167gst2a_firmware
wrc-1167gst2h_firmware
wrc-2533gs2-b_firmware
wrc-2533gs2-w_firmware
wrc-1750gs_firmware
wrc-1750gsv_firmware
wrc-1900gst_firmware 		Cross-site request forgery (CSRF) vulnerability in ELECOM LAN routers (WRC-1167GST2 firmware v1.25 and prior, WRC-1167GST2A firmware v1.25 and prior, WRC-1167GST2H firmware v1.25 and prior, WRC-2533G… CWE-352
 Origin Validation Error 		CVE-2021-20860 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm
197449 8.0 HIGH
Adjacent 		elecom wrc-1167gst2_firmware
wrc-1167gst2a_firmware
wrc-1167gst2h_firmware
wrc-2533gs2-b_firmware
wrc-2533gs2-w_firmware
wrc-1750gs_firmware
wrc-1750gsv_firmware
wrc-1900gst_firmware 		ELECOM LAN routers (WRC-1167GST2 firmware v1.25 and prior, WRC-1167GST2A firmware v1.25 and prior, WRC-1167GST2H firmware v1.25 and prior, WRC-2533GS2-B firmware v1.52 and prior, WRC-2533GS2-W firmwa… CWE-78
OS Command  		CVE-2021-20859 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm
197450 6.8 MEDIUM
Adjacent 		elecom wrh-733gbk_firmware
wrh-733gwh_firmware 		ELECOM LAN routers (WRH-733GBK firmware v1.02.9 and prior and WRH-733GWH firmware v1.02.9 and prior) allows a network-adjacent attacker with an administrator privilege to execute arbitrary OS command… CWE-78
OS Command  		CVE-2021-20854 2024-11-21 14:47 2021-12-1 Show GitHub Exploit DB Packet Storm