What’s Vulnerable › Vulnerabilities
CVE-2017-18916
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2020-06-19 · updated 2026-06-17
- Weakness: CWE-732
Description
An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. API endpoint access control does not honor an integration permission restriction.
Affected products
- Mattermost: before 3.6.7; from 3.7.0 before 3.7.5; from 3.8.0 before 3.8.2 — fixed in 3.6.7, 3.7.5, 3.8.2
How to fix
Upgrade to a fixed version: Mattermost 3.6.7, 3.7.5, 3.8.2. Check the vendor advisory for mitigations.
References
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