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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":May 27, 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
255901 4.3 警告 Opera Software ASA - Windows 上で稼働する Opera におけるサービス運用妨害 (DoS) の脆弱性 CWE-399
リソース管理の問題 		CVE-2008-5428 2010-09-27 16:07 2008-12-11 Show GitHub Exploit DB Packet Storm
255902 4.3 警告 Opera Software ASA - Opera の Opera.dll におけるクロスサイトスクリプティングの脆弱性 CWE-79
クロスサイト・スクリプティング（XSS） 		CVE-2008-4725 2010-09-27 16:07 2008-10-23 Show GitHub Exploit DB Packet Storm
255903 5.8 警告 Opera Software ASA - Opera における新規フィードの購読を作成される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2008-4698 2010-09-27 16:05 2008-10-23 Show GitHub Exploit DB Packet Storm
255904 10 危険 Opera Software ASA - Windows 上で稼働する Opera における任意のコードを実行される脆弱性 CWE-noinfo
情報不足 		CVE-2008-4293 2010-09-27 16:05 2008-09-27 Show GitHub Exploit DB Packet Storm
255905 10 危険 Opera Software ASA - Opera における CRL の更新時の処理に関する脆弱性 CWE-255
CWE-noinfo
CVE-2008-4292 2010-09-27 16:04 2008-09-27 Show GitHub Exploit DB Packet Storm
255906 6.4 警告 Opera Software ASA - Opera における Web スクリプトを含むページの URL をアドレスフィールドに表示される脆弱性 CWE-20
不適切な入力確認 		CVE-2008-4200 2010-09-27 16:04 2008-09-27 Show GitHub Exploit DB Packet Storm
255907 5 警告 Opera Software ASA - Opera におけるローカルファイル名の有効性を判別される脆弱性 CWE-200
情報漏えい 		CVE-2008-4199 2010-09-27 16:04 2008-09-27 Show GitHub Exploit DB Packet Storm
255908 7.5 危険 Opera Software ASA - Opera における http ページ上で危険な操作を実行させられる脆弱性 CWE-Other
その他 		CVE-2008-4198 2010-09-27 16:03 2008-09-27 Show GitHub Exploit DB Packet Storm
255909 9.3 危険 Opera Software ASA - Opera における任意のコードを実行される脆弱性 CWE-399
リソース管理の問題 		CVE-2008-4197 2010-09-27 16:03 2008-09-27 Show GitHub Exploit DB Packet Storm
255910 4.3 警告 Opera Software ASA - Opera におけるクロスサイトスクリプティングの脆弱性 CWE-79
クロスサイト・スクリプティング（XSS） 		CVE-2008-4196 2010-09-27 16:02 2008-09-27 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 27, 2026, 4:52 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
200191 4.3 MEDIUM
Network 		mozilla firefox
firefox_esr
thunderbird 		By downloading a file with the .fileloc extension, a semi-privileged extension could launch an arbitrary application on the user's computer. The attacker is restricted as they are unable to download … CWE-20
 Improper Input Validation  		CVE-2020-6797 2024-11-21 14:36 2020-03-2 Show GitHub Exploit DB Packet Storm
200192 6.5 MEDIUM
Network 		mozilla thunderbird When processing a message that contains multiple S/MIME signatures, a bug in the MIME processing code caused a null pointer dereference, leading to an unexploitable crash. This vulnerability affects … CWE-476
 NULL Pointer Dereference 		CVE-2020-6795 2024-11-21 14:36 2020-03-2 Show GitHub Exploit DB Packet Storm
200193 6.5 MEDIUM
Network 		mozilla
canonical 		thunderbird
ubuntu_linux 		If a user saved passwords before Thunderbird 60 and then later set a master password, an unencrypted copy of these passwords is still accessible. This is because the older stored password file was no… CWE-312
CWE-459
CWE-522
 Cleartext Storage of Sensitive Information
 Incomplete Cleanup
 Insufficiently Protected Credentials 		CVE-2020-6794 2024-11-21 14:36 2020-03-2 Show GitHub Exploit DB Packet Storm
200194 6.5 MEDIUM
Network 		mozilla thunderbird When processing an email message with an ill-formed envelope, Thunderbird could read data from a random memory location. This vulnerability affects Thunderbird < 68.5. CWE-908
 Use of Uninitialized Resource 		CVE-2020-6793 2024-11-21 14:36 2020-03-2 Show GitHub Exploit DB Packet Storm
200195 4.3 MEDIUM
Network 		mozilla
canonical 		thunderbird
ubuntu_linux 		When deriving an identifier for an email message, uninitialized memory was used in addition to the message contents. This vulnerability affects Thunderbird < 68.5. CWE-908
CWE-909
 Use of Uninitialized Resource
 Missing Initialization of Resource 		CVE-2020-6792 2024-11-21 14:36 2020-03-2 Show GitHub Exploit DB Packet Storm
200196 6.1 MEDIUM
Network 		mozilla webthings_gateway A reflected XSS vulnerability exists within the gateway, allowing an attacker to craft a specialized URL which could steal the user's authentication token. When combined with CVE-2020-6803, an attack… CWE-79
Cross-site Scripting 		CVE-2020-6804 2024-11-21 14:36 2020-02-29 Show GitHub Exploit DB Packet Storm
200197 6.1 MEDIUM
Network 		mozilla webthings_gateway An open redirect is present on the gateway's login page, which could cause a user to be redirected to a malicious site after logging in. CWE-601
Open Redirect 		CVE-2020-6803 2024-11-21 14:36 2020-02-29 Show GitHub Exploit DB Packet Storm
200198 5.3 MEDIUM
Network 		php
tenable
debian
opensuse 		php
tenable.sc
debian_linux
leap 		In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when creating PHAR archive using PharData::buildFromIterator() function, the files are added with default permissions (06… CWE-281
 Improper Preservation of Permissions 		CVE-2020-7063 2024-11-21 14:36 2020-02-28 Show GitHub Exploit DB Packet Storm
200199 7.5 HIGH
Network 		php
opensuse
debian
canonical 		php
leap
debian_linux
ubuntu_linux 		In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set … CWE-476
 NULL Pointer Dereference 		CVE-2020-7062 2024-11-21 14:36 2020-02-28 Show GitHub Exploit DB Packet Storm
200200 9.1 CRITICAL
Network 		php
tenable 		php
tenable.sc 		In PHP versions 7.3.x below 7.3.15 and 7.4.x below 7.4.3, while extracting PHAR files on Windows using phar extension, certain content inside PHAR file could lead to one-byte read past the allocated … CWE-125
Out-of-bounds Read 		CVE-2020-7061 2024-11-21 14:36 2020-02-28 Show GitHub Exploit DB Packet Storm