GHSA-MJ42-9VH2-F8V3中危未审查

无摘要

OSV 1.4.0 · unreviewed · 修改于 2026-08-25 20:31

发布时间

2026-08-25 20:31

GitHub 审查时间

—

NVD 发布时间

2026-08-25 20:16

源文件

advisories/unreviewed/2026/08/GHSA-mj42-9vh2-f8v3/GHSA-mj42-9vh2-f8v3.json

公告说明

Ech0 before 4.4.3 contains a stored cross-site scripting vulnerability in the file upload endpoint that validates Content-Type using only client-supplied headers without server-side inspection. Attackers with admin privileges can upload SVG or HTML files containing JavaScript that executes in the application origin when accessed by any user, enabling session hijacking and data exfiltration.

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/lin-snow/Ech0/security/advisories/GHSA-69hx-63pv-f8f4

标识信息

别名 / CVE

CVE-2026-79670

CWE

CWE-434

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:H/UI:R/S:C/C:L/I:L/A:N

CVSS_V4

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/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-mj42-9vh2-f8v3",
  "aliases": [
    "CVE-2026-79670"
  ],
  "details": "Ech0 before 4.4.3 contains a stored cross-site scripting vulnerability in the file upload endpoint that validates Content-Type using only client-supplied headers without server-side inspection. Attackers with admin privileges can upload SVG or HTML files containing JavaScript that executes in the application origin when accessed by any user, enabling session hijacking and data exfiltration.",
  "affected": [],
  "modified": "2026-08-25T12:31:27Z",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"
    },
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/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": "2026-08-25T12:31:27Z",
  "references": [
    {
      "url": "https://github.com/lin-snow/Ech0/security/advisories/GHSA-69hx-63pv-f8f4",
      "type": "WEB"
    },
    {
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-79670",
      "type": "ADVISORY"
    },
    {
      "url": "https://www.vulncheck.com/advisories/ech0-before-stored-xss-via-svg-upload",
      "type": "WEB"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-434"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "nvd_published_at": "2026-08-25T12:16:35Z",
    "github_reviewed_at": null
  }
}