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CVE-2021-24659— PostX Gutenberg Blocks for Post Grid < 2.4.10 - Contributor+ Stored Cross-Site Scripting

Quick assessment

Affected
Unknown PostX – Gutenberg Blocks for Post Grid
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress 插件是WordPress开源的一个应用插件。 WordPress 插件 PostX 存在跨站脚本漏洞，该漏洞源于PostX – Gutenberg Blocks for Post Grid WordPress 插件在 2.4.10 之前允许角色低至贡献者的用户通过插件的块执行存储跨站点脚本攻击。 攻击者可利用该漏洞执行客户端代码。

AI Predicted 6.1 Difficulty: Easy EPSS 0.55% · P44
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I. Basic Information for CVE-2021-24659

Vulnerability Information
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Vulnerability Title
PostX Gutenberg Blocks for Post Grid < 2.4.10 - Contributor+ Stored Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
The PostX – Gutenberg Blocks for Post Grid WordPress plugin before 2.4.10 allows users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks via the plugin's block.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress 插件 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress 插件是WordPress开源的一个应用插件。 WordPress 插件 PostX 存在跨站脚本漏洞，该漏洞源于PostX – Gutenberg Blocks for Post Grid WordPress 插件在 2.4.10 之前允许角色低至贡献者的用户通过插件的块执行存储跨站点脚本攻击。 攻击者可利用该漏洞执行客户端代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown PostX – Gutenberg Blocks for Post Grid 2.4.10 ~ 2.4.10 -

II. Public POCs for CVE-2021-24659

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III. Intelligence Information for CVE-2021-24659

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Vendor Advisories for CVE-2021-24659 (1)

Same Patch Batch · Unknown · 2021-09-27 · 13 CVEs total

CVE-2021-24671 MX Time Zone Clocks < 3.4.1 - Contributor+ Cross-Site Scripting
CVE-2021-24670 CoolClock < 4.3.5 - Contributor+ Stored Cross-Site Scripting
CVE-2021-24666 Podlove Podcast Publisher < 3.5.6 - Unauthenticated SQL Injection
CVE-2021-24661 PostX Gutenberg Blocks Saved Templates Addon < 2.4.10 - Private Content Disclosure
CVE-2021-24660 PostX Gutenberg Blocks Saved Templates Addon < 2.4.10 - Contributor+ Stored Cross-Site Scr
CVE-2021-24652 PostX Gutenberg Blocks for Post Grid < 2.4.10 - Missing Access Controls
CVE-2021-24643 WP Map Block < 1.2.3 - Contributor+ Stored Cross-Site Scripting
CVE-2021-24634 Recipe Card Blocks < 2.8.3 - Contributor+ Stored Cross-Site Scripting
CVE-2021-24633 Countdown Block < 1.1.2 - Missing Authorisation in AJAX action
CVE-2021-24632 Recipe Card Blocks < 2.8.1 - Reflected Cross-Site Scripting
CVE-2021-24610 TranslatePress < 2.0.9 - Authenticated Stored Cross-Site Scripting
CVE-2021-24569 Cookie Notice & Compliance for GDPR / CCPA < 2.1.2 - Admin+ Stored Cross-Site Scripting

IV. Related Vulnerabilities

Same product: PostX – Gutenberg Blocks for Post Grid
Same vendor: Unknown
Same weakness: CWE-79

V. Comments for CVE-2021-24659

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