High severity8.8NVD Advisory· Published Jun 19, 2020· Updated Jun 17, 2026
CVE-2018-21264
CVE-2018-21264
Description
An issue was discovered in Mattermost Server before 4.7.0, 4.6.2, and 4.5.2. It did not enforce the expiration date of a SAML response.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*range: <4.5.2
- cpe:2.3:a:mattermost:mattermost_server:4.7.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:4.7.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:4.7.0:rc3:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:4.7.0:rc4:*:*:*:*:*:*
- (no CPE)range: <4.7.0, <4.6.2, <4.5.2
- Mattermost/Serverdescription
Patches
Vulnerability mechanics
References
1- mattermost.com/security-updates/nvdVendor Advisory
News mentions
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