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Improper Authorization

🗓️ 25 Jul 2025 03:20:28Reported by Veracode Vulnerability DatabaseType 
veracode
 veracode🔗 sca.analysiscenter.veracode.com👁 4 Views

Mattermost server has an Improper Authorization vulnerability allowing access to private posts via guessing PendingPostID

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl		CVE-2025-6226
18 Jul 202509:27
–circl
CNNVD		Mattermost 安全漏洞
18 Jul 202500:00
–cnnvd
CVE		CVE-2025-6226
18 Jul 202508:48
–cve
Cvelist		CVE-2025-6226 IDOR in CreatePost API allows for timeboxed message disclosure
18 Jul 202508:48
–cvelist
EUVD		EUVD-2025-21867
3 Oct 202520:07
–euvd
Github Security Blog		Mattermost Missing Authentication for Critical Function
18 Jul 202509:30
–github
Tenable Nessus		Mattermost Server 9.11.x < 9.11.17 / 10.5.x < 10.5.7 / 10.7.x < 10.7.4 / 10.8.x < 10.8.2 (MMSA-2025-00490)
24 Jul 202500:00
–nessus
NVD		CVE-2025-6226
18 Jul 202509:15
–nvd
OSV		GHSA-7H34-9CHR-58QH Mattermost Missing Authentication for Critical Function
18 Jul 202509:30
–osv
OSV		GO-2025-3819 Mattermost Missing Authentication for Critical Function in github.com/mattermost/mattermost-server
29 Jul 202518:49
–osv
Rows per page
Vulners
Node
mattermostgithub.com/mattermost/mattermost-serverRangev10.5.0–v10.5.6go
OR
mattermostgithub.com/mattermost/mattermost-serverRangev10.8.0–v10.8.1go
OR
mattermostgithub.com/mattermost/mattermost-serverRangev10.7.0-rc1–v10.7.3go
OR
mattermostgithub.com/mattermost/mattermost-serverRangev9.11.0–9.11.0go
OR
mattermostgithub.com/mattermost/mattermost-serverRangev0.5.0–0.5.0go
OR
mattermostgithub.com/mattermost/mattermost-serverRange10.5.0–10.5.5go
OR
mattermostgithub.com/mattermost/mattermost-serverMatch10.8.0go
OR
mattermostgithub.com/mattermost/mattermost-serverRange10.7.0–10.7.2go
OR
mattermostgithub.com/mattermost/mattermost-serverRange9.11.0–9.11.14go
OR
mattermostgithub.com/mattermost/mattermost-serverRange9.11.0–9.11.15go
OR
mattermostgithub.com/mattermost/mattermost-serverRange10.8.0–v10.8.1go
OR
mattermostgithub.com/mattermost/mattermost-serverRange10.7.0–v10.7.3go
OR
mattermostgithub.com/mattermost/mattermost-serverRange9.11.0–9.11.16go
OR
microsoftwindows_server_2008Range8.0.0-20240619142046-8181a9ddffc0–8.0.0-20250520060012-d0380305ef7ago
OR
microsoftwindows_server_2008Range0.0.0-20240209181221-674f549daf0e–8.0.0-20250520060012-d0380305ef7ago

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27 Jun 2026 10:03Current
6Medium risk
Vulners AI Score6
CVSS 3.16.5
EPSS0.00309
SSVC
improper authorizationmattermost serverprivate postspendingpostidsecurity vulnerability
4