CVE-2026-0516

Full vulnerability record from the local CVENow database.

Description

A improper neutralization of HTTP Headers for Scripting Syntax vulnerability in SonicOS could allow a remote attacker to manipulate the Host header and redirect firewall management users to arbitrary web domains.

Severity

MEDIUM

CVSS score

6.5 (v3.1)

Vulnerability status

Awaiting Analysis

Source identifier

[email protected]

Published

2026-08-05 13:20:33.670000

Last modified

2026-10-23 21:10:00.157000

View original CVE JSON

{
  "id": "CVE-2026-0516",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-05T13:20:33.670",
  "lastModified": "2026-10-23T21:10:00.157",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A improper neutralization of HTTP Headers for Scripting Syntax vulnerability in SonicOS could allow a remote attacker to manipulate the Host header and redirect firewall management users to arbitrary web domains."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de neutralización incorrecta de Encabezados HTTP para Sintaxis de Scripting en SonicOS podría permitir a un atacante remoto manipular el encabezado Host y redirigir a los usuarios de gestión del cortafuegos a dominios web arbitrarios."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "SonicWall",
          "product": "SonicOS",
          "defaultStatus": "unknown",
          "platforms": [
            "Linux"
          ],
          "versions": [
            {
              "version": "6.5.5.2-28n and older versions",
              "status": "affected"
            },
            {
              "version": "7.0.1-5169 and older versions",
              "status": "affected"
            },
            {
              "version": "7.3.3-7015 and older versions",
              "status": "affected"
            },
            {
              "version": "8.2.1-8010 and older versions",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.5
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-05T19:30:25.010309Z",
          "id": "CVE-2026-0516",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-644"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0009",
      "source": "[email protected]"
    }
  ]
}