Vulnerabilities (CVE)

Filtered by vendor Mattermost Subscribe
Total 288 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2022-0708 1 Mattermost 1 Mattermost 2022-03-01 4.0 MEDIUM 6.5 MEDIUM
Mattermost 6.3.0 and earlier fails to protect email addresses of the creator of the team via one of the APIs, which allows authenticated team members to access this information resulting in sensitive & private information disclosure.
CVE-2021-37866 1 Mattermost 1 Mattermost Boards 2022-02-03 5.0 MEDIUM 7.5 HIGH
Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization.
CVE-2021-37865 1 Mattermost 1 Mattermost 2022-01-24 3.5 LOW 5.7 MEDIUM
Mattermost 6.2 and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows authenticated users to cause resource exhaustion while processing the file, resulting in server-side Denial of Service.
CVE-2021-37867 1 Mattermost 1 Mattermost Boards 2022-01-24 4.0 MEDIUM 4.3 MEDIUM
Mattermost Boards plugin v0.10.0 and earlier fails to protect email addresses of all users via one of the Boards APIs, which allows authenticated and unauthorized users to access this information resulting in sensitive & private information disclosure.
CVE-2021-37862 1 Mattermost 1 Mattermost Server 2021-12-27 5.8 MEDIUM 5.4 MEDIUM
Mattermost 6.0 and earlier fails to sufficiently validate the email address during registration, which allows attackers to trick users into signing up using attacker-controlled email addresses via crafted invitation token.
CVE-2021-37863 1 Mattermost 1 Mattermost Server 2021-12-21 3.5 LOW 5.7 MEDIUM
Mattermost 6.0 and earlier fails to sufficiently validate parameters during post creation, which allows authenticated attackers to cause a client-side crash of the web application via a maliciously crafted post.
CVE-2021-37861 1 Mattermost 1 Mattermost 2021-12-13 5.0 MEDIUM 7.5 HIGH
Mattermost 6.0.2 and earlier fails to sufficiently sanitize user's password in audit logs when user creation fails.
CVE-2021-37860 1 Mattermost 1 Mattermost 2021-10-05 2.6 LOW 6.1 MEDIUM
Mattermost 5.38 and earlier fails to sufficiently sanitize clipboard contents, which allows a user-assisted attacker to inject arbitrary web script in product deployments that explicitly disable the default CSP.
CVE-2019-20856 2 Apple, Mattermost 2 Macos, Mattermost Desktop 2021-09-08 7.5 HIGH 9.8 CRITICAL
An issue was discovered in Mattermost Desktop App before 4.3.0 on macOS. It allows dylib injection.
CVE-2021-37859 1 Mattermost 1 Mattermost 2021-08-12 4.3 MEDIUM 6.1 MEDIUM
Fixed a bypass for a reflected cross-site scripting vulnerability affecting OAuth-enabled instances of Mattermost.
CVE-2019-20877 1 Mattermost 1 Mattermost Server 2021-07-21 5.0 MEDIUM 5.3 MEDIUM
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-2019-20876 1 Mattermost 1 Mattermost Server 2021-07-21 5.5 MEDIUM 5.4 MEDIUM
An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. Users can deactivate themselves, bypassing a policy.
CVE-2019-20879 1 Mattermost 1 Mattermost Server 2021-07-21 4.0 MEDIUM 4.3 MEDIUM
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-2019-20878 1 Mattermost 1 Mattermost Server 2021-07-21 4.0 MEDIUM 4.3 MEDIUM
An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. Changes, within the application, to e-mail addresses are mishandled.
CVE-2019-20869 1 Mattermost 1 Mattermost Server 2021-07-21 5.0 MEDIUM 5.3 MEDIUM
An issue was discovered in Mattermost Server before 5.10.0, 5.9.1, 5.8.2, and 4.10.9. A non-member could change the Update/Patch Channel endpoint for a private channel.
CVE-2019-20864 1 Mattermost 1 Mattermost Plugins 2021-07-21 5.0 MEDIUM 7.5 HIGH
An issue was discovered in Mattermost Plugins before 5.13.0. The GitHub plugin allows an attacker to attach his Mattermost account to a different person's GitHub account.
CVE-2019-20884 1 Mattermost 1 Mattermost Server 2021-07-21 5.0 MEDIUM 5.3 MEDIUM
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-2020-14460 1 Mattermost 1 Mattermost Server 2021-07-21 4.0 MEDIUM 6.5 MEDIUM
An issue was discovered in Mattermost Server before 5.19.0, 5.18.1, 5.17.3, 5.16.5, and 5.9.8. Creation of a trusted OAuth application does not always require admin privileges, aka MMSA-2020-0001.
CVE-2019-20855 1 Mattermost 1 Mattermost Server 2021-07-21 5.0 MEDIUM 7.5 HIGH
An issue was discovered in Mattermost Server before 5.16.1, 5.15.2, 5.14.5, and 5.9.6. It allows attackers to obtain sensitive information (local files) during legacy attachment migration.
CVE-2019-20883 1 Mattermost 1 Mattermost Server 2021-07-21 3.5 LOW 4.3 MEDIUM
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.