Vulnerability Details CVE-2017-18877
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS attacks could occur against an OAuth 2.0 allow/deny page.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 57.4%
CVSS Severity
CVSS v3 Score 6.1
CVSS v2 Score 4.3
Products affected by CVE-2017-18877
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cpe:2.3:a:mattermost:mattermost_server:4.1.0
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cpe:2.3:a:mattermost:mattermost_server:4.1.1
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cpe:2.3:a:mattermost:mattermost_server:4.2.0
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cpe:2.3:a:mattermost:mattermost_server:4.3.0