GHSA-73J8-PX8H-3W2H高危未审查

无摘要

OSV 1.4.0 · unreviewed · 修改于 2026-09-02 20:31

发布时间

2026-09-02 20:31

GitHub 审查时间

—

NVD 发布时间

2026-09-02 20:17

源文件

advisories/unreviewed/2026/09/GHSA-73j8-px8h-3w2h/GHSA-73j8-px8h-3w2h.json

公告说明

SiYuan before v3.8.2 contains a stored cross-site scripting vulnerability in asset serving due to an incomplete extension blocklist that misses script-capable file types. Attackers can upload files with extensions like .xht, .ehtml, .xsl, .xbl, or .rdf that resolve to executable media types and execute JavaScript to steal API tokens and compromise workspaces.

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-7h8j-qw37-w46g

标识信息

别名 / CVE

CVE-2026-84803

CWE

CWE-79

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:R/S:C/C:H/I:H/A:H

CVSS_V4

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/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-73j8-px8h-3w2h",
  "aliases": [
    "CVE-2026-84803"
  ],
  "details": "SiYuan before v3.8.2 contains a stored cross-site scripting vulnerability in asset serving due to an incomplete extension blocklist that misses script-capable file types. Attackers can upload files with extensions like .xht, .ehtml, .xsl, .xbl, or .rdf that resolve to executable media types and execute JavaScript to steal API tokens and compromise workspaces.",
  "affected": [],
  "modified": "2026-09-02T12:31:31Z",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H"
    },
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/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": "2026-09-02T12:31:31Z",
  "references": [
    {
      "url": "https://github.com/siyuan-note/siyuan/security/advisories/GHSA-7h8j-qw37-w46g",
      "type": "WEB"
    },
    {
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-84803",
      "type": "ADVISORY"
    },
    {
      "url": "https://www.vulncheck.com/advisories/siyuan-before-3.8.2-stored-xss-via-incomplete-asset-blocklist",
      "type": "WEB"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "severity": "HIGH",
    "github_reviewed": false,
    "nvd_published_at": "2026-09-02T12:17:17Z",
    "github_reviewed_at": null
  }
}