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一、 漏洞 CVE-2021-24545 基础信息
漏洞信息
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Vulnerability Title
WP HTML Author Bio <= 1.2.0 - Author+ Stored Cross-Site Scripting
来源: 美国国家漏洞数据库 NVD
Vulnerability Description
The WP HTML Author Bio WordPress plugin through 1.2.0 does not sanitise the HTML allowed in the Bio of users, allowing them to use malicious JavaScript code, which will be executed when anyone visit a post in the frontend made by such user. As a result, user with a role as low as author could perform Cross-Site Scripting attacks against users, which could potentially lead to privilege escalation when an admin view the related post/s.
来源: 美国国家漏洞数据库 NVD
CVSS Information
N/A
来源: 美国国家漏洞数据库 NVD
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
来源: 美国国家漏洞数据库 NVD
Vulnerability Title
WordPress 插件 跨站脚本漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
WordPress 插件是WordPress开源的一个应用插件。 WordPress 插件 WP HTML Author Bio 1.2.0之前版本存在跨站脚本漏洞，该漏洞源于软件对于用户的HTML缺少有效的验证与转义，允许他们使用恶意JavaScript代码，当任何人访问该用户在前端的帖子时，恶意代码将被执行。因此，角色低至作者的用户可以对用户执行跨站点脚本攻击，这可能导致管理员查看相关帖子时发生权限升级的情况。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD
受影响产品
厂商产品影响版本CPE订阅
UnknownWP HTML Author Bio 1.2.0 ~ 1.2.0 -
二、漏洞 CVE-2021-24545 的公开POC
#POC 描述源链接神龙链接
1The plugin does not sanitise the HTML allowed in the Bio of users, allowing them to use malicious JavaScript code, which will be executed when anyone visit a post in the frontend made by such user. As a result, user with a role as low as author could perform Cross-Site Scripting attacks against users, which could potentially lead to privilege escalation when an admin view the related post/s.https://github.com/V35HR4J/CVE-2021-24545POC详情
2WordPress Plugin HTML Author Bio description XSShttps://github.com/dnr6419/CVE-2021-24545POC详情
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三、漏洞 CVE-2021-24545 的情报信息
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IV. Related Vulnerabilities
Same vendor: Unknown
Same weakness: CWE-79
V. Comments for CVE-2021-24545

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