GHSA-4XF9-PGVV-XX67中危已审查已撤回

Duplicate Advisory: Regular Expression Denial of Service in simple-markdown

OSV 1.4.0 · github-reviewed · 修改于 2026-02-04 01:52

发布时间

2020-09-04 04:27

GitHub 审查时间

2020-09-01 02:49

NVD 发布时间

—

源文件

advisories/github-reviewed/2020/09/GHSA-4xf9-pgvv-xx67/GHSA-4xf9-pgvv-xx67.json

该公告已于 2026-02-04 01:52 撤回

内容仅用于保留外部引用，请不要将其当作仍然有效的安全结论。

公告说明

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-gpvj-gp8c-c7p2. This link is maintained to preserve external references.

Original Description

Versions of simple-markdown prior to 0.5.2 are vulnerable to Regular Expression Denial of Service (ReDoS). The SimpleMarkdown.defaultInlineParse() function has significantly degraded performance when parsing inline code blocks.

Recommendation

Upgrade to version 0.5.2 or later.

受影响的软件包

npm

simple-markdown

ECOSYSTEM

标识信息

别名 / CVE

无

CWE

CWE-400

软件生态

npm

扩展资料

暂无扩展资料。

CVSS 评分

CVSS_V3

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

原始 OSV JSON

{
  "id": "GHSA-4xf9-pgvv-xx67",
  "aliases": [],
  "details": "## Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-gpvj-gp8c-c7p2. This link is maintained to preserve external references.\n\n## Original Description\n\nVersions of `simple-markdown` prior to 0.5.2 are vulnerable to Regular Expression Denial of Service (ReDoS). The `SimpleMarkdown.defaultInlineParse()` function has significantly degraded performance when parsing inline code blocks.\n\n\n## Recommendation\n\nUpgrade to version 0.5.2 or later.",
  "summary": "Duplicate Advisory: Regular Expression Denial of Service in simple-markdown",
  "affected": [
    {
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.5.2"
            }
          ]
        }
      ],
      "package": {
        "name": "simple-markdown",
        "ecosystem": "npm"
      }
    }
  ],
  "modified": "2026-02-03T17:52:55Z",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
    }
  ],
  "published": "2020-09-03T20:27:46Z",
  "withdrawn": "2026-02-03T17:52:55Z",
  "references": [
    {
      "url": "https://github.com/Khan/simple-markdown/issues/71",
      "type": "WEB"
    },
    {
      "url": "https://github.com/ariabuckles/simple-markdown/commit/89797fef9abb4cab2fb76a335968266a92588816",
      "type": "WEB"
    },
    {
      "url": "https://github.com/Khan/simple-markdown",
      "type": "PACKAGE"
    },
    {
      "url": "https://snyk.io/vuln/SNYK-JS-SIMPLEMARKDOWN-460540",
      "type": "WEB"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "severity": "MODERATE",
    "github_reviewed": true,
    "nvd_published_at": null,
    "github_reviewed_at": "2020-08-31T18:49:00Z"
  }
}