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CVE-2026-9463

Status: DeferredHigh (7.4)—

A flaw has been found in Edimax EW-7438RPn 1.31. Affected by this issue is the function formLicence of the file /goform/formLicence. This manipulation of the argument submit-url causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

Stack buffer overflow en servicio remoto (acceso a red con privilegios PR:L), permite ejecución arbitraria de código (VC:H, VI:H) y potencial escalada. Explotación activa publicada en CWE-119/121.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Threat Intelligence ProgramPrivileged Account ManagementExecution PreventionDisable or Remove Feature or ProgramApplication Isolation and SandboxingExploit Protection

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Edimax — Ew-7438rpnAI

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-9463",
  "cveTags": [],
  "metrics": {
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        "acInsufInfo": false,
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    "cvssMetricV40": [
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  "affected": [
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      "affectedData": [
        {
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            "cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:*"
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          "product": "EW-7438RPn",
          "versions": [
            {
              "status": "affected",
              "version": "1.31"
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  "published": "2026-05-25T15:16:23.233",
  "references": [
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      "url": "https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_16/16.md",
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    {
      "url": "https://vuldb.com/submit/813900",
      "source": "cna@vuldb.com"
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      "url": "https://vuldb.com/vuln/365444",
      "source": "cna@vuldb.com"
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          "value": "CWE-119"
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          "value": "CWE-121"
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  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw has been found in Edimax EW-7438RPn 1.31. Affected by this issue is the function formLicence of the file /goform/formLicence. This manipulation of the argument submit-url causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado una vulnerabilidad en Edimax EW-7438RPn 1.31. Afectada por este problema es la función formLicence del archivo /goform/formLicence. Esta manipulación del argumento submit-url causa desbordamiento de búfer basado en pila. El ataque puede ser iniciado remotamente. El exploit ha sido publicado y puede ser utilizado. El proveedor fue contactado tempranamente sobre esta divulgación pero no respondió de ninguna manera."
    }
  ],
  "lastModified": "2026-07-23T11:10:00.120",
  "sourceIdentifier": "cna@vuldb.com"
}