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CVE-2026-18077 IBM i is Affected By Multiple Vulnerabilities in Simple Mail Transfer Protocol

🗓️ 13 Aug 2026 20:41:56Reported by ibmType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

IBM i 7.3-7.6 SMTP has stack-based buffer overflow allowing remote denial of service.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-18077
13 Aug 202620:41
attackerkb
ibm
IBM Security Bulletins
Security Bulletin: IBM i is Affected By Multiple Vulnerabilities in Simple Mail Transfer Protocol
12 Aug 202619:45
ibm
circl
Circl
CVE-2026-18077
13 Aug 202621:19
circl
cve
CVE
CVE-2026-18077
13 Aug 202620:41
cve
euvd
EUVD
EUVD-2026-58464
13 Aug 202620:41
euvd
nvd
NVD
CVE-2026-18077
13 Aug 202621:17
nvd
[
  {
    "vendor": "IBM",
    "product": "i",
    "versions": [
      {
        "status": "affected",
        "version": "7.6"
      },
      {
        "status": "affected",
        "version": "7.5"
      },
      {
        "status": "affected",
        "version": "7.4"
      },
      {
        "status": "affected",
        "version": "7.3"
      }
    ],
    "cpes": [
      "cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*"
    ]
  }
]

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