Vulnerability Details CVE-2024-29977
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6 fail to properly validate synced reactions, when shared channels are enabled, which allows a malicious remote to create arbitrary reactions on arbitrary posts
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 31.1%
CVSS Severity
CVSS v3 Score 2.7
References
Products affected by CVE-2024-29977
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cpe:2.3:a:mattermost:mattermost:9.5.0
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cpe:2.3:a:mattermost:mattermost:9.5.1
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cpe:2.3:a:mattermost:mattermost:9.5.2
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cpe:2.3:a:mattermost:mattermost:9.5.3
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cpe:2.3:a:mattermost:mattermost:9.5.4
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cpe:2.3:a:mattermost:mattermost:9.5.5
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cpe:2.3:a:mattermost:mattermost:9.5.6
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cpe:2.3:a:mattermost:mattermost:9.9.0