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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 29, 2026, 6 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
831 5 警告 WebCom Guestbook CGI WebComのGuestbook CGIにおける不特定の脆弱性 CWE-Other
その他 		CVE-1999-0467 2026-06-23 11:22 1999-04-1 Show GitHub Exploit DB Packet Storm
832 2.1 注意 L0pht L0phtCrack L0phtのL0phtCrackにおける不特定の脆弱性 CWE-Other
その他 		CVE-1999-0458 2026-06-23 11:22 1999-01-6 Show GitHub Exploit DB Packet Storm
833 7.5 危険 allaire ColdFusion Server allaireのColdFusion Serverにおける不特定の脆弱性 CWE-Other
その他 		CVE-1999-0455 2026-06-23 11:22 1999-12-25 Show GitHub Exploit DB Packet Storm
834 5 警告 ramp networks WebRamp ramp networksのWebRampにおける不特定の脆弱性 CWE-Other
その他 		CVE-1999-0437 2026-06-23 11:22 1999-03-1 Show GitHub Exploit DB Packet Storm
835 4.6 警告 レッドハット
Slackware
SUSE
X.Org Foundation
NetBSD		 Slackware Linux
Red Hat Linux
SUSE LINUX
x11r6
NetBSD 		NetBSD等の複数ベンダの製品における不特定の脆弱性 CWE-Other
その他 		CVE-1999-0433 2026-06-23 11:22 1999-03-21 Show GitHub Exploit DB Packet Storm
836 7.2 危険 NetBSD umapfs NetBSDのumapfsにおける不特定の脆弱性 CWE-Other
その他 		CVE-1999-0420 2026-06-23 11:22 1999-03-17 Show GitHub Exploit DB Packet Storm
837 10 危険 サン・マイクロシステムズ Cobalt RaQ サン・マイクロシステムズのCobalt RaQにおける不特定の脆弱性 CWE-Other
その他 		CVE-1999-0408 2026-06-23 11:22 1999-02-25 Show GitHub Exploit DB Packet Storm
838 7.5 危険 SmartMax Software MailMax SmartMax SoftwareのMailMaxにおける不特定の脆弱性 CWE-Other
その他 		CVE-1999-0404 2026-06-23 11:22 1999-02-14 Show GitHub Exploit DB Packet Storm
839 5 警告 Allwinner Technology Co. Ltd. Linux cyrixのLinuxにおける不特定の脆弱性 CWE-Other
その他 		CVE-1999-0403 2026-06-23 11:22 1999-02-1 Show GitHub Exploit DB Packet Storm
840 4.6 警告 SSH コミュニケーションズ・セキュリティ
ssh2 project		 SSH daemon
ssh2 		SSH コミュニケーションズ・セキュリティのSSH2等の複数製品における不特定の脆弱性 CWE-Other
その他 		CVE-1999-0398 2026-06-23 11:22 1999-01-1 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 30, 2026, 4:22 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
190941 8.8 HIGH
Network 		mozilla firefox
firefox_esr
thunderbird 		The executable file warning was not presented when downloading .inetloc files, which, due to a flaw in Mac OS, can run commands on a user's computer.*Note: This issue only affected Mac OS operating s… NVD-CWE-noinfo
CVE-2021-38510 2024-11-21 15:17 2021-12-9 Show GitHub Exploit DB Packet Storm
190942 4.3 MEDIUM
Network 		mozilla
debian 		firefox_esr
thunderbird
firefox
debian_linux 		Due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary (although unstyled) contents could be displayed over top an uncontrolled webpage of the attacker's… CWE-1021
 Improper Restriction of Rendered UI Layers or Frames 		CVE-2021-38509 2024-11-21 15:17 2021-12-9 Show GitHub Exploit DB Packet Storm
190943 4.3 MEDIUM
Network 		mozilla
debian 		firefox_esr
thunderbird
firefox
debian_linux 		By displaying a form validity message in the correct location at the same time as a permission prompt (such as for geolocation), the validity message could have obscured the prompt, resulting in the … CWE-1021
 Improper Restriction of Rendered UI Layers or Frames 		CVE-2021-38508 2024-11-21 15:17 2021-12-9 Show GitHub Exploit DB Packet Storm
190944 6.5 MEDIUM
Network 		mozilla
debian 		firefox_esr
thunderbird
firefox
debian_linux 		The Opportunistic Encryption feature of HTTP2 (RFC 8164) allows a connection to be transparently upgraded to TLS while retaining the visual properties of an HTTP connection, including being same-orig… CWE-346
 Origin Validation Error 		CVE-2021-38507 2024-11-21 15:17 2021-12-9 Show GitHub Exploit DB Packet Storm
190945 4.3 MEDIUM
Network 		mozilla
debian 		firefox_esr
thunderbird
firefox
debian_linux 		Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user. This could lead to spoofing attacks on the browser UI including phishing. This… CWE-1021
 Improper Restriction of Rendered UI Layers or Frames 		CVE-2021-38506 2024-11-21 15:17 2021-12-9 Show GitHub Exploit DB Packet Storm
190946 8.8 HIGH
Network 		mozilla
debian 		firefox_esr
thunderbird
firefox
debian_linux 		When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-free could have resulted, leading to memory corruption and a potentially exploitable crash. This… CWE-416
 Use After Free 		CVE-2021-38504 2024-11-21 15:17 2021-12-9 Show GitHub Exploit DB Packet Storm
190947 10.0 CRITICAL
Network 		mozilla
debian 		firefox
firefox_esr
thunderbird
debian_linux 		The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affe… CWE-863
 Incorrect Authorization 		CVE-2021-38503 2024-11-21 15:17 2021-12-9 Show GitHub Exploit DB Packet Storm
190948 6.5 MEDIUM
Network 		mozilla firefox
firefox_esr
thunderbird 		Microsoft introduced a new feature in Windows 10 known as Cloud Clipboard which, if enabled, will record data copied to the clipboard to the cloud, and make it available on other computers in certain… CWE-668
 Exposure of Resource to Wrong Sphere 		CVE-2021-38505 2024-11-21 15:17 2021-12-9 Show GitHub Exploit DB Packet Storm
190949 8.1 HIGH
Network 		tianocore
insyde 		edk2
kernel 		NetworkPkg/IScsiDxe has remotely exploitable buffer overflows. CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2021-38575 2024-11-21 15:17 2021-12-2 Show GitHub Exploit DB Packet Storm
190950 8.8 HIGH
Network 		qnap qvr An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already … - CVE-2021-38686 2024-11-21 15:17 2021-11-26 Show GitHub Exploit DB Packet Storm