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CVE-2026-3471

🗓️ 18 May 2026 08:45:44Reported by MattermostType 
cve
 cve
🔗 web.nvd.nist.gov👁 12 Views

Mattermost Desktop App crashes loading javascript:alert() in a window due to invalid URL handling.

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Detection
Affected
Refs
NVD
Node
OROR
[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "6.0.1",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "5.4.13",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "version": "6.2.0",
        "status": "unaffected"
      },
      {
        "version": "6.1.1.0",
        "status": "unaffected"
      },
      {
        "version": "5.13.5.0",
        "status": "unaffected"
      }
    ]
  }
]

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05 Jun 2026 17:43Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.5
EPSS0.0004
SSVC
12