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CVE-2026-111832

🗓️ 21 Oct 2026 14:00:13Reported by PatchstackType 
cve
 cve
🔗 web.nvd.nist.gov👁 9 Views

Arbitrary file upload in WP Mailster allows uploading a web shell to a web server.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-111832
21 Oct 202618:14
–circl
cvelist
Cvelist
CVE-2026-111832 WordPress WP Mailster plugin <= 1.9.1.0 - Arbitrary File Upload vulnerability
21 Oct 202614:00
–cvelist
euvd
EUVD
EUVD-2026-107282
21 Oct 202614:00
–euvd
nvd
NVD
CVE-2026-111832
21 Oct 202615:17
–nvd
patchstack
Patchstack
WordPress WP Mailster plugin <= 1.9.1.0 - Arbitrary File Upload vulnerability
19 Oct 202613:44
–patchstack
ptsecurity
Positive Technologies
PT-2026-120614
21 Oct 202600:00
–ptsecurity
Vulners
Node
wpmailsterwp_mailsterRange<1.9.2.0wordpress
[
  {
    "vendor": "WP Mailster",
    "product": "WP Mailster",
    "packageName": "wp-mailster",
    "collectionURL": "https://wordpress.org/plugins",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "versionType": "custom",
        "status": "affected",
        "lessThanOrEqual": "1.9.1.0",
        "changes": [
          {
            "at": "1.9.2.0",
            "status": "unaffected"
          }
        ]
      }
    ]
  }
]

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21 Oct 2026 18:19Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.110
9