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CVE-2026-3112 Arbitrary File Read via Advanced Logging Support Packet

🗓️ 26 Mar 2026 16:29:54Reported by MattermostType 
cvelist
 cvelist
🔗 www.cve.org👁 20 Views

Mattermost fails to validate Advanced Logging targets, allowing arbitrary file reads in several versions.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-3112
26 Mar 202616:29
attackerkb
Circl
CVE-2026-3112
27 Mar 202603:00
circl
CNNVD
Mattermost 安全漏洞
26 Mar 202600:00
cnnvd
CVE
CVE-2026-3112
26 Mar 202616:29
cve
EUVD
EUVD-2026-16238
26 Mar 202618:31
euvd
Github Security Blog
Mattermost allows system administrators to read arbitrary host files via malicious AdvancedLoggingJSON configuration
26 Mar 202618:31
github
NVD
CVE-2026-3112
26 Mar 202617:16
nvd
OSV
GHSA-3MW5-466Q-295Q Mattermost allows system administrators to read arbitrary host files via malicious AdvancedLoggingJSON configuration
26 Mar 202618:31
osv
Positive Technologies
PT-2026-28421
26 Mar 202600:00
ptsecurity
RedhatCVE
CVE-2026-3112
26 Mar 202619:27
redhatcve
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "11.4.0",
        "status": "affected",
        "version": "11.4.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "11.3.1",
        "status": "affected",
        "version": "11.3.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "11.2.3",
        "status": "affected",
        "version": "11.2.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "10.11.11",
        "status": "affected",
        "version": "10.11.0",
        "versionType": "semver"
      },
      {
        "version": "11.5.0",
        "status": "unaffected"
      },
      {
        "version": "11.4.1",
        "status": "unaffected"
      },
      {
        "version": "11.3.2",
        "status": "unaffected"
      },
      {
        "version": "11.2.4",
        "status": "unaffected"
      },
      {
        "version": "10.11.12",
        "status": "unaffected"
      }
    ]
  }
]

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