CVE-2019-20844

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...

CVE-2019-20843

CVE-2019-20843 affects Mattermost Server prior to 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7, due to weak permissions on configuration files. The issue is documented across NVD/Red Hat/CNVD/OSV lists with the same description. Affected component is Mattermost Server (configuration file permissions...

CVE-2019-20843

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...

CVE-2019-20842

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...

CVE-2019-20842

Mattermost Server vulnerability CVE-2019-20842 affects Mattermost Server versions prior to 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. Description: there is an SQL injection vulnerability exploitable by admins through the SearchAllChannels feature. Impact is described in sources as an admin-level ...

CVE-2020-14459

An issue was discovered in Mattermost Server before 5.19.0. Attackers can rename a channel and cause a collision with a direct message, aka MMSA-2020-0002...

CVE-2020-14459

CVE-2020-14459 affects Mattermost Server prior to 5.19.0. The vulnerability allows attackers to rename a channel and cause a collision with a direct message, described across multiple sources (e.g., PT‑2020‑14019). Impact is the potential confusion or misrouting between channel and direct message...

CVE-2020-14458

An issue was discovered in Mattermost Server before 5.19.0. Attackers can discover private channels via the "get channel by name" API, aka MMSA-2020-0004...

CVE-2020-14457

An issue was discovered in Mattermost Server before 5.20.0. Non-members can receive broadcasted team details via the updateteam WebSocket event, aka MMSA-2020-0012...

CVE-2020-14453

An issue was discovered in Mattermost Server before 5.21.0. Socket read operations are not appropriately restricted, which allows attackers to cause a denial of service, aka MMSA-2020-0005...

CVE-2020-14452

An issue was discovered in Mattermost Server before 5.21.0. mmctl allows directory traversal via HTTP, aka MMSA-2020-0014...

CVE-2020-14450

An issue was discovered in Mattermost Server before 5.22.0. The markdown renderer allows attackers to cause a denial of service client-side, aka MMSA-2020-0017...

CVE-2020-14450

Mattermost Server prior to version 5.22.0 is affected by a client-side denial of service via the markdown renderer (CVE-2020-14450, aka MMSA-2020-0017). The issue is triggered during markdown rendering and impacts availability from a client perspective. The Red Hat, OSV, and other feeds confirm t...

CVE-2020-14448

An issue was discovered in Mattermost Server before 5.23.0. Automatic direct message replies allow attackers to cause a denial of service infinite loop, aka MMSA-2020-0020...

CVE-2020-14447

An issue was discovered in Mattermost Server before 5.23.0. Large webhook requests allow attackers to cause a denial of service infinite loop, aka MMSA-2020-0021...

PT-2020-8442

Name of the Vulnerable Software and Affected Versions: Mattermost Server versions prior to 4.2.0 Mattermost Server version 4.1.1 Mattermost Server version 4.0.5 Description: The issue allows attackers to add DEBUG lines to the logs via a REST API version 3 logging endpoint. Recommendations: For...

PT-2020-14018 · Mattermost · Mattermost Server

Name of the Vulnerable Software and Affected Versions: Mattermost Server versions prior to 5.19.0 Description: An issue allows attackers to discover private channels via the "get channel by name" API endpoint. Recommendations: For versions prior to 5.19.0, update to version 5.19.0 or later to...

PT-2020-8454

Name of the Vulnerable Software and Affected Versions: Mattermost Server versions prior to 4.0.0 Mattermost Server version 3.10.2 Mattermost Server version 3.9.2 Description: An issue was discovered where a password-reset request could be sent to an attacker-provided e-mail address...

PT-2020-7995

Name of the Vulnerable Software and Affected Versions: Mattermost Server versions prior to 3.2.0 Description: An issue was discovered in the Mattermost Server where the initial load API endpoint disclosed unnecessary personal information. Recommendations: For versions prior to 3.2.0, update to...

PT-2020-8438

Name of the Vulnerable Software and Affected Versions: Mattermost Server versions prior to 4.2.0 Mattermost Server version 4.1.1 Mattermost Server version 4.0.5 Description: An issue was discovered in Mattermost Server where e-mail templates can have a field in which HTML content is not...