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EUVD-2026-84816

🗓️ 22 Sep 2026 19:48:25Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

Out-of-bounds write in lwIP TCP/IP Stack MQTT allows unauthenticated code execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-87121
22 Sep 202616:15
circl
cve
CVE
CVE-2026-87121
22 Sep 202619:48
cve
cvelist
Cvelist
CVE-2026-87121 Out-of-bounds write in lwIP TCP/IP Stack MQTT Client Application
22 Sep 202619:48
cvelist
nvd
NVD
CVE-2026-87121
22 Sep 202620:17
nvd
vulnrichment
Vulnrichment
CVE-2026-87121 Out-of-bounds write in lwIP TCP/IP Stack MQTT Client Application
22 Sep 202619:48
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "54c3cb28-0437-353d-a8e3-0ce7776539cb",
        "vendor": {
          "name": "lwIP"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "a82ff1cd-0b0e-364a-93ec-5e06117ce09d",
        "product": {
          "name": "TCP/IP Stack MQTT",
          "vendor": {
            "name": "lwIP"
          }
        },
        "product_version": "2.0.1 ≤2.2.1"
      }
    ]
  }
]

Data

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22 Sep 2026 20:23Current
CVSS 49.3
CVSS 3.19.8
SSVC
3