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CVE-2026-14298

🗓️ 13 Aug 2026 08:03:00Reported by MattermostType 
cve
 cve
🔗 web.nvd.nist.gov👁 57 Views

Mattermost Boards import allows authenticated zip bomb DoS via bypassed file size limits.

Related
Detection
Affected
Refs
NVD
Vulners
Node
OR
mattermostmattermost_serverRange10.11.010.11.23
mattermostmattermost_serverRange11.7.011.7.8
mattermostmattermost_serverRange11.8.011.8.5
mattermostmattermost_serverRange11.9.011.9.1
[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "11.9.0",
        "status": "affected",
        "version": "11.9.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "11.8.4",
        "status": "affected",
        "version": "11.8.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "11.7.7",
        "status": "affected",
        "version": "11.7.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "10.11.22",
        "status": "affected",
        "version": "10.11.0",
        "versionType": "semver"
      },
      {
        "version": "11.10.0",
        "status": "unaffected"
      },
      {
        "version": "11.9.1",
        "status": "unaffected"
      },
      {
        "version": "11.8.5",
        "status": "unaffected"
      },
      {
        "version": "11.7.8",
        "status": "unaffected"
      },
      {
        "version": "10.11.23",
        "status": "unaffected"
      }
    ]
  }
]

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14 Sep 2026 11:17Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.16.5
EPSS0.0024
SSVC
57