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CVE-2026-10080

🗓️ 17 Aug 2026 22:04:30Reported by MattermostType 
cve
 cve
🔗 web.nvd.nist.gov👁 11 Views

Mattermost Boards plugin crashes on WebSocket command with non-string teamId field, denying service to all Boards users.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-10080 Boards plugin panics on WebSocket command with non-string field types
17 Aug 202622:04
cvelist
euvd
EUVD
EUVD-2026-60539
18 Aug 202600:30
euvd
nvd
NVD
CVE-2026-10080
17 Aug 202622:16
nvd
ptsecurity
Positive Technologies
PT-2026-76867
17 Aug 202600:00
ptsecurity
vulnrichment
Vulnrichment
CVE-2026-10080 Boards plugin panics on WebSocket command with non-string field types
17 Aug 202622:04
vulnrichment
NVD
Node
OR
mattermostmattermost_serverRange10.11.010.11.22
mattermostmattermost_serverRange11.7.011.7.7
mattermostmattermost_serverRange11.8.011.8.4
[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "11.7.6",
        "status": "affected",
        "version": "11.7.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "10.11.21",
        "status": "affected",
        "version": "10.11.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "11.8.3",
        "status": "affected",
        "version": "11.8.0",
        "versionType": "semver"
      },
      {
        "version": "11.9.0",
        "status": "unaffected"
      },
      {
        "version": "11.7.7",
        "status": "unaffected"
      },
      {
        "version": "10.11.22",
        "status": "unaffected"
      },
      {
        "version": "11.8.4",
        "status": "unaffected"
      }
    ]
  }
]

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18 Aug 2026 16:19Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.16.5
EPSS0.00289
SSVC
11