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CVE-2026-16044

🗓️ 17 Aug 2026 15:16:53Reported by [email protected]Type 
nvd
 nvd
🔗 web.nvd.nist.gov👁 10 Views

Guest users can be escalated to Board Admin via crafted board archive import in Mattermost 11.7.x and 10.11.x.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-16044
17 Aug 202614:26
attackerkb
cve
CVE
CVE-2026-16044
17 Aug 202614:26
cve
cvelist
Cvelist
CVE-2026-16044 Insufficient validation of guest board admin privileges on archive import
17 Aug 202614:26
cvelist
euvd
EUVD
EUVD-2026-60211
17 Aug 202614:26
euvd
ncsc
NCSC
Vulnerabilities in Mattermost
19 Aug 202606:34
ncsc
osv
OSV
MINI-4585-P8CX-8CFH
19 Aug 202613:48
osv
osv
OSV
MINI-95F2-F88G-4H6V
19 Aug 202613:48
osv
ptsecurity
Positive Technologies
PT-2026-76669
17 Aug 202600:00
ptsecurity
vulnrichment
Vulnrichment
CVE-2026-16044 Insufficient validation of guest board admin privileges on archive import
17 Aug 202614:26
vulnrichment
NVD
Node
OR
mattermostmattermost_serverRange10.11.010.11.22
mattermostmattermost_serverRange11.7.011.7.7

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