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CVE-2026-0998

🗓️ 16 Feb 2026 09:54:24Reported by MattermostType 
cve
 cve
🔗 web.nvd.nist.gov👁 11 Views🌐 WEB

CVE-2026-0998 allows unauthorized meeting creation and post modification via Zoom Plugin API.

Related
Detection
Affected
Refs
Paths
NVD
Node
mattermostmattermost_serverRange10.11.010.11.10
OR
mattermostmattermost_serverRange11.1.011.1.3
OR
mattermostmattermost_serverRange11.2.011.2.2
OR
mattermostzoomRange1.11.0mattermost
[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "11.1.2",
        "status": "affected",
        "version": "11.1.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "10.11.9",
        "status": "affected",
        "version": "10.11.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "11.2.1",
        "status": "affected",
        "version": "11.2.0",
        "versionType": "semver"
      },
      {
        "version": "11.3.0",
        "status": "unaffected"
      },
      {
        "version": "11.1.3",
        "status": "unaffected"
      },
      {
        "version": "10.11.10",
        "status": "unaffected"
      },
      {
        "version": "11.2.2",
        "status": "unaffected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
user_idrequest body/api/v1/askPMIEndpoint vulnerability allowing unauthorized users to start Zoom meetings and overwrite posts by manipulating user IDs and post data in direct API calls.CWE-862
post_datarequest body/api/v1/askPMIEndpoint vulnerability allowing unauthorized users to start Zoom meetings and overwrite posts by manipulating user IDs and post data in direct API calls.CWE-862

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18 Feb 2026 20:22Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.14.3
EPSS0.00042
SSVC
11