cnvd - cnvd-2021-94153

cnvd-2021-94153

Vulnerability from cnvd

Title: WordPress插件跨站脚本漏洞（CNVD-2021-94153）

Description:

WordPress是一个基于 PHP、MySQL 和 JavaScript 的项目，并使用 Node 作为其 JavaScript 依赖项。本地开发环境可用于快速启动和运行。

WordPress在5.8 beta 1版本中存在XSS漏洞，该漏洞与受影响版本未正确过滤用户输入有关。引入的小部件编辑器在自定义HTML功能中对HTML输入的处理不当，这会导致在自定义 HTML小部件中存储 XSS。攻击者可利用该漏洞获取管理员cookie。

Severity: 低

Patch Name: WordPress插件跨站脚本漏洞（CNVD-2021-94153）的补丁

Patch Description:

WordPress是一个基于 PHP、MySQL 和 JavaScript 的项目，并使用 Node 作为其 JavaScript 依赖项。本地开发环境可用于快速启动和运行。

WordPress在5.8 beta 1版本中存在XSS漏洞，该漏洞与受影响版本未正确过滤用户输入有关。引入的小部件编辑器在自定义HTML功能中对HTML输入的处理不当，这会导致在自定义 HTML小部件中存储 XSS。攻击者可利用该漏洞获取管理员cookie。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description:

厂商已发布了漏洞修补程序，请及时关注更新： https://github.com/WordPress/wordpress-develop/releases

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-39202

Impacted products

Name
WordPress WordPress 5.8 beta 1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-39202",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-39202"
    }
  },
  "description": "WordPress\u662f\u4e00\u4e2a\u57fa\u4e8e PHP\u3001MySQL \u548c JavaScript \u7684\u9879\u76ee\uff0c\u5e76\u4f7f\u7528 Node \u4f5c\u4e3a\u5176 JavaScript \u4f9d\u8d56\u9879\u3002\u672c\u5730\u5f00\u53d1\u73af\u5883\u53ef\u7528\u4e8e\u5feb\u901f\u542f\u52a8\u548c\u8fd0\u884c\u3002\n\nWordPress\u57285.8 beta 1\u7248\u672c\u4e2d\u5b58\u5728XSS\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u4e0e\u53d7\u5f71\u54cd\u7248\u672c\u672a\u6b63\u786e\u8fc7\u6ee4\u7528\u6237\u8f93\u5165\u6709\u5173\u3002\u5f15\u5165\u7684\u5c0f\u90e8\u4ef6\u7f16\u8f91\u5668\u5728\u81ea\u5b9a\u4e49HTML\u529f\u80fd\u4e2d\u5bf9HTML\u8f93\u5165\u7684\u5904\u7406\u4e0d\u5f53\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u5728\u81ea\u5b9a\u4e49 HTML\u5c0f\u90e8\u4ef6\u4e2d\u5b58\u50a8 XSS\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7ba1\u7406\u5458cookie\u3002",
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  "number": "CNVD-2021-94153",
  "openTime": "2021-12-03",
  "patchDescription": "WordPress\u662f\u4e00\u4e2a\u57fa\u4e8e PHP\u3001MySQL \u548c JavaScript \u7684\u9879\u76ee\uff0c\u5e76\u4f7f\u7528 Node \u4f5c\u4e3a\u5176 JavaScript \u4f9d\u8d56\u9879\u3002\u672c\u5730\u5f00\u53d1\u73af\u5883\u53ef\u7528\u4e8e\u5feb\u901f\u542f\u52a8\u548c\u8fd0\u884c\u3002\r\n\r\nWordPress\u57285.8 beta 1\u7248\u672c\u4e2d\u5b58\u5728XSS\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u4e0e\u53d7\u5f71\u54cd\u7248\u672c\u672a\u6b63\u786e\u8fc7\u6ee4\u7528\u6237\u8f93\u5165\u6709\u5173\u3002\u5f15\u5165\u7684\u5c0f\u90e8\u4ef6\u7f16\u8f91\u5668\u5728\u81ea\u5b9a\u4e49HTML\u529f\u80fd\u4e2d\u5bf9HTML\u8f93\u5165\u7684\u5904\u7406\u4e0d\u5f53\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u5728\u81ea\u5b9a\u4e49 HTML\u5c0f\u90e8\u4ef6\u4e2d\u5b58\u50a8 XSS\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7ba1\u7406\u5458cookie\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "WordPress\u63d2\u4ef6\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff08CNVD-2021-94153\uff09\u7684\u8865\u4e01",
  "products": {
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  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-39202",
  "serverity": "\u4f4e",
  "submitTime": "2021-09-10",
  "title": "WordPress\u63d2\u4ef6\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff08CNVD-2021-94153\uff09"
}

CVE-2021-39202 (GCVE-0-2021-39202)

Vulnerability from cvelistv5

Published

2021-09-09 21:55

Modified

2024-08-04 01:58

Severity ?

7.6 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Summary

WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions the widgets editor introduced in WordPress 5.8 beta 1 has improper handling of HTML input in the Custom HTML feature. This leads to stored XSS in the custom HTML widget. This has been patched in WordPress 5.8. It was only present during the testing/beta phase of WordPress 5.8.

References

▼	URL	Tags
	https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-fr6h-3855-j297	x_refsource_CONFIRM
	https://hackerone.com/reports/1222797	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	WordPress	wordpress-develop	Version: 5.8 beta 1 Version: 5.8 beta 2

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
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            "url": "https://hackerone.com/reports/1222797"
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        "title": "CVE Program Container"
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    ],
    "cna": {
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        }
      ],
      "metrics": [
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          "cvssV3_1": {
            "attackComplexity": "LOW",
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            "availabilityImpact": "NONE",
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            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
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      ],
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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