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CVE-2026-86813 MetForm < 4.1.9 - Unauthenticated Email Header Injection via Notification Reply-To

🗓️ 11 Sep 2026 10:56:37Reported by WPScanType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Unauthenticated email header injection in MetForm WordPress before 4.1.9 via newline characters.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-86813
11 Sep 202610:56
cve
euvd
EUVD
EUVD-2026-76041
11 Sep 202610:56
euvd
nvd
NVD
CVE-2026-86813
11 Sep 202611:16
nvd
patchstack
Patchstack
WordPress MetForm plugin < 4.1.9 - Unauthenticated Email Header Injection vulnerability
11 Sep 202610:56
patchstack
ptsecurity
Positive Technologies
PT-2026-89840
11 Sep 202600:00
ptsecurity
vulnrichment
Vulnrichment
CVE-2026-86813 MetForm < 4.1.9 - Unauthenticated Email Header Injection via Notification Reply-To
11 Sep 202610:56
vulnrichment
[
  {
    "vendor": "Unknown",
    "product": "MetForm",
    "versions": [
      {
        "status": "affected",
        "versionType": "semver",
        "version": "0",
        "lessThan": "4.1.9"
      }
    ],
    "defaultStatus": "unaffected",
    "collectionURL": "https://wordpress.org/plugins"
  }
]

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