GHSA-GJWQ-9V8P-47W7低危已审查

Concrete CMS's RSS Displayer block accepts a feed URL from any page editor and fetches it server-side without validation

OSV 1.4.0 · github-reviewed · 修改于 2026-06-25 05:02

发布时间

2026-05-22 08:31

GitHub 审查时间

2026-06-25 05:02

NVD 发布时间

2026-05-22 06:16

源文件

advisories/github-reviewed/2026/05/GHSA-gjwq-9v8p-47w7/GHSA-gjwq-9v8p-47w7.json

公告说明

In Concrete CMS 9.5.0 and below, the RSS Displayer block accepts a feed URL from any page editor and fetches it server-side without validation enabling redirect-to-internal bypasses.

受影响的软件包

Packagist

concrete5/concrete5

ECOSYSTEM

引入0修复9.5.1

标识信息

别名 / CVE

CVE-2026-7890

CWE

CWE-918

软件生态

Packagist

扩展资料

暂无扩展资料。

CVSS 评分

CVSS_V4

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:L/SI:N/SA:N

原始 OSV JSON

{
  "id": "GHSA-gjwq-9v8p-47w7",
  "aliases": [
    "CVE-2026-7890"
  ],
  "details": "In Concrete CMS 9.5.0 and below, the RSS Displayer block accepts a feed URL from any page editor and fetches it server-side without validation enabling redirect-to-internal bypasses.",
  "summary": "Concrete CMS's RSS Displayer block accepts a feed URL from any page editor and fetches it server-side without validation",
  "affected": [
    {
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "9.5.1"
            }
          ]
        }
      ],
      "package": {
        "name": "concrete5/concrete5",
        "ecosystem": "Packagist"
      }
    }
  ],
  "modified": "2026-06-24T21:02:33Z",
  "severity": [
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:L/SI:N/SA:N"
    }
  ],
  "published": "2026-05-22T00:31:16Z",
  "references": [
    {
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-7890",
      "type": "ADVISORY"
    },
    {
      "url": "https://documentation.concretecms.org/9-x/developers/introduction/version-history/951-release-notes",
      "type": "WEB"
    },
    {
      "url": "https://github.com/concretecms/concretecms",
      "type": "PACKAGE"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-918"
    ],
    "severity": "LOW",
    "github_reviewed": true,
    "nvd_published_at": "2026-05-21T22:16:49Z",
    "github_reviewed_at": "2026-06-24T21:02:33Z"
  }
}