What’s Vulnerable › Vulnerabilities
CVE-2020-14460
- Severity: medium (CVSS 6.5 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
Description
An issue was discovered in Mattermost Server before 5.19.0, 5.18.1, 5.17.3, 5.16.5, and 5.9.8. Creation of a trusted OAuth application does not always require admin privileges, aka MMSA-2020-0001.
Affected products
- Mattermost: before 5.9.8; from 5.16.0 before 5.16.5; from 5.17.0 before 5.17.3; from 5.18.0 before 5.18.1; 5.19.0-rc1, 5.19.0-rc2, 5.19.0-rc3 — fixed in 5.16.5, 5.17.3, 5.18.1, 5.9.8
How to fix
Upgrade to a fixed version: Mattermost 5.16.5, 5.17.3, 5.18.1, 5.9.8. Check the vendor advisory for mitigations.
References
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