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Attacker Value
Unknown

CVE-2017-18879

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via the author_link field of a Slack attachment.
Attacker Value
Unknown

CVE-2017-18884

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to gain privileges by using a registered OAuth application with personal access tokens.
Attacker Value
Unknown

CVE-2017-18887

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It discloses the team creator's e-mail address to members.
Attacker Value
Unknown

CVE-2017-18881

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via a goto_location response to a slash command.
Attacker Value
Unknown

CVE-2017-18888

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows SQL injection during the fetching of multiple posts.
Attacker Value
Unknown

CVE-2017-18889

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. An attacker could create fictive system-message posts via webhooks and slash commands, in the v3 or v4 REST API.
Attacker Value
Unknown

CVE-2017-18882

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS can occur via OpenGraph data.
Attacker Value
Unknown

CVE-2017-18880

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via the title_link field of a Slack attachment.
Attacker Value
Unknown

CVE-2017-18890

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows an attacker to create a button that, when pressed by a user, launches an API request.
Attacker Value
Unknown

CVE-2017-18886

Disclosure Date: June 19, 2020 (last updated February 21, 2025)
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows a bypass of restrictions on use of slash commands.