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CVE-2026-16046

🗓️ 17 Aug 2026 14:24:14Reported by MattermostType 
cve
 cve
🔗 web.nvd.nist.gov👁 41 Views

Mattermost allows participants to modify finished playbook runs via REST and GraphQL APIs.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-16046
17 Aug 202614:24
attackerkb
circl
Circl
CVE-2026-16046
17 Aug 202615:37
circl
cvelist
Cvelist
CVE-2026-16046 Missing run-state validation on finished playbook runs
17 Aug 202614:24
cvelist
euvd
EUVD
EUVD-2026-60207
17 Aug 202614:24
euvd
nessus
Tenable Nessus
Mattermost Server 10.11.x < 10.11.22 / 11.7.x < 11.7.7 Multiple Vulnerabilities (MMSA-2026-00672, MMSA-2026-00675, MMSA-2026-00704)
20 Aug 202600:00
nessus
ncsc
NCSC
Vulnerabilities in Mattermost
19 Aug 202606:34
ncsc
nvd
NVD
CVE-2026-16046
17 Aug 202615:16
nvd
osv
OSV
MINI-QFM8-CV4C-7HXC
19 Aug 202613:48
osv
osv
OSV
MINI-W2FM-MH7P-FG5Q
19 Aug 202613:48
osv
ptsecurity
Positive Technologies
PT-2026-76660
17 Aug 202600:00
ptsecurity
Rows per page
NVD
Vulners
Node
OR
mattermostmattermost_serverRange10.11.010.11.22
mattermostmattermost_serverRange11.7.011.7.7
[
  {
    "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"
      },
      {
        "version": "11.9.0",
        "status": "unaffected"
      },
      {
        "version": "11.7.7",
        "status": "unaffected"
      },
      {
        "version": "10.11.22",
        "status": "unaffected"
      }
    ]
  }
]

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18 Aug 2026 20:34Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.14.3
EPSS0.00152
SSVC
41