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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database). |
JVN Vulnerability Information
Update Date":June 9, 2026, 6 p.m.
NVD Vulnerability Information
Update Date:June 10, 2026, 5 a.m.
| No | CVSS | Level Attach Vector |
Vendor Name | Project Name | Title | CWE | CVE | Update Date | Publication Date | Show Affected | Exploit PoC Search |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 226491 | 5.3 |
MEDIUM
Network |
mattermost | mattermost_server | An issue was discovered in Mattermost Server before 5.18.0. An attacker can send a user_typing WebSocket event to any channel. |
NVD-CWE-noinfo
|
CVE-2019-20847 | 2024-11-21 13:39 | 2020-06-19 | Show | GitHub Exploit DB Packet Storm |
| 226492 | 7.5 |
HIGH
Network |
mattermost | mattermost_server | An issue was discovered in Mattermost Server before 5.18.0. It has weak permissions for server-local file storage. |
CWE-281
Improper Preservation of Permissions |
CVE-2019-20846 | 2024-11-21 13:39 | 2020-06-19 | Show | GitHub Exploit DB Packet Storm |
| 226493 | 7.5 |
HIGH
Network |
mattermost | mattermost_server | An issue was discovered in Mattermost Server before 5.18.0. It allows attackers to cause a denial of service (memory consumption) via a large Slack import. |
CWE-770
Allocation of Resources Without Limits or Throttling |
CVE-2019-20845 | 2024-11-21 13:39 | 2020-06-19 | Show | GitHub Exploit DB Packet Storm |
| 226494 | 6.5 |
MEDIUM
Network |
mattermost | mattermost_server | An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. An attacker can spoof a direct-message channel by changing the type of a channel. |
CWE-924
Improper Enforcement of Message Integrity During Transmission in a Communication Channel |
CVE-2019-20844 | 2024-11-21 13:39 | 2020-06-19 | Show | GitHub Exploit DB Packet Storm |
| 226495 | 7.5 |
HIGH
Network |
mattermost | mattermost_server | An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. There are weak permissions for configuration files. |
CWE-281
Improper Preservation of Permissions |
CVE-2019-20843 | 2024-11-21 13:39 | 2020-06-19 | Show | GitHub Exploit DB Packet Storm |
| 226496 | 7.2 |
HIGH
Network |
mattermost | mattermost_server | An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. There is SQL injection by admins via SearchAllChannels. |
CWE-89
SQL Injection |
CVE-2019-20842 | 2024-11-21 13:39 | 2020-06-19 | Show | GitHub Exploit DB Packet Storm |
| 226497 | 8.8 |
HIGH
Network |
mattermost | mattermost_server | An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. CSRF can sometimes occur via a crafted web site for account takeover attacks. |
CWE-352
Origin Validation Error |
CVE-2019-20841 | 2024-11-21 13:39 | 2020-06-19 | Show | GitHub Exploit DB Packet Storm |
| 226498 | 7.5 |
HIGH
Network |
libvnc_project canonical debian siemens opensuse |
libvncserver ubuntu_linux debian_linux simatic_itc1500_firmware simatic_itc1500_pro_firmware simatic_itc1900_firmware simatic_itc1900_pro_firmware simatic_itc2200_firmware sim… |
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/ws_decode.c can lead to a crash because of unaligned accesses in hybiReadAndDecode. |
CWE-787
Out-of-bounds Write |
CVE-2019-20840 | 2024-11-21 13:39 | 2020-06-18 | Show | GitHub Exploit DB Packet Storm |
| 226499 | 7.5 |
HIGH
Network |
libvnc_project canonical debian siemens opensuse |
libvncserver ubuntu_linux debian_linux simatic_itc1500_firmware simatic_itc1500_pro_firmware simatic_itc1900_firmware simatic_itc1900_pro_firmware simatic_itc2200_firmware sim… |
libvncclient/sockets.c in LibVNCServer before 0.9.13 has a buffer overflow via a long socket filename. |
CWE-120
Classic Buffer Overflow |
CVE-2019-20839 | 2024-11-21 13:39 | 2020-06-18 | Show | GitHub Exploit DB Packet Storm |
| 226500 | 7.5 |
HIGH
Network |
pcre apple splunk |
pcre macos universal_forwarder |
libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \X or \R has more than one fixed quantifier, a related issue to CVE-2019-20454. |
CWE-125
Out-of-bounds Read |
CVE-2019-20838 | 2024-11-21 13:39 | 2020-06-16 | Show | GitHub Exploit DB Packet Storm |