GHSA-GWMF-GVP9-FCC2高危未审查

无摘要

OSV 1.4.0 · unreviewed · 修改于 2026-09-04 20:30

发布时间

2026-09-04 20:30

GitHub 审查时间

—

NVD 发布时间

2026-09-04 20:17

源文件

advisories/unreviewed/2026/09/GHSA-gwmf-gvp9-fcc2/GHSA-gwmf-gvp9-fcc2.json

公告说明

SiYuan versions before v3.8.2 contain a path guard bypass vulnerability in the MCP file-access handler that uses case-sensitive matching on Linux filesystems. Attackers can read the protected publishAccess.json file by requesting case-variant paths like PublishAccess.json to disclose sensitive publish-access configuration and metadata.

受影响的软件包

该公告没有提供结构化的受影响软件包信息。

参考链接

WEBhttps://github.com/siyuan-note/siyuan/security/advisories/GHSA-mmgw-3mx9-cfwp

标识信息

别名 / CVE

CVE-2026-85580

CWE

CWE-22

软件生态

无

扩展资料

暂无扩展资料。

CVSS 评分

CVSS_V3

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

CVSS_V4

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

原始 OSV JSON

{
  "id": "GHSA-gwmf-gvp9-fcc2",
  "aliases": [
    "CVE-2026-85580"
  ],
  "details": "SiYuan versions before v3.8.2 contain a path guard bypass vulnerability in the MCP file-access handler that uses case-sensitive matching on Linux filesystems. Attackers can read the protected publishAccess.json file by requesting case-variant paths like PublishAccess.json to disclose sensitive publish-access configuration and metadata.",
  "affected": [],
  "modified": "2026-09-04T12:30:57Z",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
    },
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
    }
  ],
  "published": "2026-09-04T12:30:57Z",
  "references": [
    {
      "url": "https://github.com/siyuan-note/siyuan/security/advisories/GHSA-mmgw-3mx9-cfwp",
      "type": "WEB"
    },
    {
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-85580",
      "type": "ADVISORY"
    },
    {
      "url": "https://www.vulncheck.com/advisories/siyuan-before-3.8.2-path-guard-bypass-via-case-mismatch",
      "type": "WEB"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "severity": "HIGH",
    "github_reviewed": false,
    "nvd_published_at": "2026-09-04T12:17:19Z",
    "github_reviewed_at": null
  }
}