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CNVD-2026-18408

Vulnerability from cnvd - Published: 2026-04-24

Title

Oracle VM VirtualBox Core组件内存破坏漏洞

Description

Oracle VM VirtualBox是一款由Oracle开发的桌面虚拟化软件，主要用于在单一主机上运行多个操作系统。 Oracle VM VirtualBox存在内存破坏漏洞。该漏洞源于Core组件未能正确处理内存操作，攻击者可利用该漏洞通过本地高权限登录，对可访问数据进行未授权读写或导致部分拒绝服务。

Severity

低

Patch Name

Oracle VM VirtualBox Core组件内存破坏漏洞的补丁

Patch Description

Oracle VM VirtualBox是一款由Oracle开发的桌面虚拟化软件，主要用于在单一主机上运行多个操作系统。 Oracle VM VirtualBox存在内存破坏漏洞。该漏洞源于Core组件未能正确处理内存操作，攻击者可利用该漏洞通过本地高权限登录，对可访问数据进行未授权读写或导致部分拒绝服务。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://www.oracle.com/security-alerts/cpuapr2026.html

Reference

https://nvd.nist.gov/vuln/detail/CVE-2026-35248

Impacted products

Name
Oracle Oracle VM VirtualBox 7.2.6

Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-35248",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-35248"
    }
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  "description": "Oracle VM VirtualBox\u662f\u4e00\u6b3e\u7531Oracle\u5f00\u53d1\u7684\u684c\u9762\u865a\u62df\u5316\u8f6f\u4ef6\uff0c\u4e3b\u8981\u7528\u4e8e\u5728\u5355\u4e00\u4e3b\u673a\u4e0a\u8fd0\u884c\u591a\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nOracle VM VirtualBox\u5b58\u5728\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eCore\u7ec4\u4ef6\u672a\u80fd\u6b63\u786e\u5904\u7406\u5185\u5b58\u64cd\u4f5c\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u672c\u5730\u9ad8\u6743\u9650\u767b\u5f55\uff0c\u5bf9\u53ef\u8bbf\u95ee\u6570\u636e\u8fdb\u884c\u672a\u6388\u6743\u8bfb\u5199\u6216\u5bfc\u81f4\u90e8\u5206\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.oracle.com/security-alerts/cpuapr2026.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-18408",
  "openTime": "2026-04-24",
  "patchDescription": "Oracle VM VirtualBox\u662f\u4e00\u6b3e\u7531Oracle\u5f00\u53d1\u7684\u684c\u9762\u865a\u62df\u5316\u8f6f\u4ef6\uff0c\u4e3b\u8981\u7528\u4e8e\u5728\u5355\u4e00\u4e3b\u673a\u4e0a\u8fd0\u884c\u591a\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nOracle VM VirtualBox\u5b58\u5728\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eCore\u7ec4\u4ef6\u672a\u80fd\u6b63\u786e\u5904\u7406\u5185\u5b58\u64cd\u4f5c\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u672c\u5730\u9ad8\u6743\u9650\u767b\u5f55\uff0c\u5bf9\u53ef\u8bbf\u95ee\u6570\u636e\u8fdb\u884c\u672a\u6388\u6743\u8bfb\u5199\u6216\u5bfc\u81f4\u90e8\u5206\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Oracle VM VirtualBox Core\u7ec4\u4ef6\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Oracle Oracle VM VirtualBox 7.2.6"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2026-35248",
  "serverity": "\u4f4e",
  "submitTime": "2026-04-22",
  "title": "Oracle VM VirtualBox Core\u7ec4\u4ef6\u5185\u5b58\u7834\u574f\u6f0f\u6d1e"
}

CVE-2026-35248 (GCVE-0-2026-35248)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 15:32

Summary

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is 7.2.6. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle VM VirtualBox accessible data as well as unauthorized read access to a subset of Oracle VM VirtualBox accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle VM VirtualBox. CVSS 3.1 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L).

Severity

5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-04-22 15:24 UTC

CWE

Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle VM VirtualBox accessible data as well as unauthorized read access to a subset of Oracle VM VirtualBox accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle VM VirtualBox.
CWE-284 - Improper Access Control

Assigner

oracle mitre root

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	Oracle VM VirtualBox	Affected: 7.2.6 (semver) cpe:2.3:a:oracle:vm_virtualbox:7.2.6:::::::*

Show details on NVD website

JSON

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  "containers": {
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        "metrics": [
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                "id": "CVE-2026-35248",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-22T15:24:29.727384Z",
                "version": "2.0.3"
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              "type": "ssvc"
            }
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                "description": "CWE-284 Improper Access Control",
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              }
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          "dateUpdated": "2026-04-22T15:32:21.887Z",
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        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
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          "vendor": "Oracle Corporation",
          "versions": [
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              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
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                }
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              "operator": "OR"
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    "state": "PUBLISHED"
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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CNVD-2026-18408

CVE-2026-35248 (GCVE-0-2026-35248)

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