CVE-2019-20881

An issue was discovered in Mattermost Server before 5.8.0. It mishandles brute-force attacks against MFA...

CVE-2019-20882

An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team...

CVE-2019-20883

An issue was discovered in Mattermost Server before 5.8.0, when Town Square is set to Read-Only. Users can pin or unpin a post...

CVE-2019-20886

An issue was discovered in Mattermost Server before 5.8.0. The first user is sometimes inadvertently a system admin...

CVE-2018-21262

An issue was discovered in Mattermost Server before 4.7.3. It allows attackers to cause a denial of service application crash via invalid LaTeX text...

CVE-2018-21265

An issue was discovered in Mattermost Desktop App before 4.0.0. It mishandled the Same Origin Policy for setPermissionRequestHandler e.g., video, audio, and notifications...

CVE-2019-20877

An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows attackers to obtain sensitive information about whether someone has 2FA enabled...

CVE-2019-20879

An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. Changes to e-mail addresses do not require credential re-entry...

CVE-2019-20887

An issue was discovered in Mattermost Server before 5.7.1, 5.6.4, 5.5.3, and 4.10.6. It does not honor flags API permissions when deciding whether a user can receive intra-team posts...

CVE-2019-20888

An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It allows attackers to cause a denial of service memory consumption via an outgoing webhook or a slash command integration...

CVE-2019-20884

An issue was discovered in Mattermost Server before 5.8.0. It allows attackers to partially attach a file to more than one post...

CVE-2019-20880

An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. It allows attackers to cause a denial of service memory consumption via OpenGraph...

CVE-2018-21262

An issue was discovered in Mattermost Server before 4.7.3. It allows attackers to cause a denial of service application crash via invalid LaTeX text...

CVE-2018-21253

An issue was discovered in Mattermost Server before 5.1, 5.0.2, and 4.10.2. An attacker could use the invitepeople slash command to invite a non-permitted user...

CVE-2018-21254

An issue was discovered in Mattermost Server before 5.1. An attacker can bypass intended access control for direct-message channel creation via the Message slash command...

CVE-2018-21257

An issue was discovered in Mattermost Server before 5.1. It allows attackers to bypass intended access restrictions for setting a channel header via the Channel header slash command API...

CVE-2018-21258

An issue was discovered in Mattermost Server before 5.1. It allows attackers to cause a denial of service via the invitepeople slash command...

CVE-2018-21261

An issue was discovered in Mattermost Server before 4.8.1, 4.7.4, and 4.6.3. An e-mail invite accidentally included the team inviteid, which leads to unintended excessive invitation privileges...

CVE-2017-18875

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 when local storage for files is used. A System Admin can create arbitrary files...

CVE-2018-21261

An issue was discovered in Mattermost Server before 4.8.1, 4.7.4, and 4.6.3. An e-mail invite accidentally included the team inviteid, which leads to unintended excessive invitation privileges...