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CVE-2017-18870

🗓️ 09 Jan 2026 10:32:45Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 4 Views

Mattermost Server versions before 4.5.0 mishandle webhook access control vulnerabilities.

Related
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2017-18870
19 Jun 202020:55
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Unspecified Vulnerability in Mattermost Server (CNVD-2020-35445)
22 Jun 202000:00
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CVE-2017-18870
19 Jun 202016:47
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Cvelist
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19 Jun 202016:47
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EUVD
EUVD-2017-9960
7 Oct 202500:30
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Github Security Blog
Mattermost Server has mishandled webhook access control
24 May 202217:21
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CVE-2017-18870
19 Jun 202017:15
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OSV
GO-2025-4183 CVE-2017-18870 in github.com/mattermost/mattermost-server
8 Dec 202521:31
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SUSE-SU-2025:4395-1 Security update for govulncheck-vulndb
15 Dec 202511:15
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Prion
Design/Logic Flaw
19 Jun 202017:15
prion
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09 Jan 2026 10:32Current
7High risk
Vulners AI Score7
CVSS 23.5
CVSS 3.14.3
EPSS0.00183
4