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CVE-2021-24320— Bello < 1.6.0 - Unauthenticated Reflected XSS & XFS

Quick assessment

Affected
BoldThemes Bello - Directory & Listing
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress是Wordpress基金会的一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress 插件是WordPress开源的一个应用插件。 WordPress 插件存在安全漏洞，该漏洞导致跨站点脚本问题。

AI Predicted 4.3 Difficulty: Easy EPSS 10.77% · P96

Public Exploits 1

Nuclei · 1 CVE-2021-24320.yaml [template]

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2021-24320

Vulnerability Information
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Vulnerability Title
Bello < 1.6.0 - Unauthenticated Reflected XSS & XFS
Source: CVE Program / CVE List V5
Vulnerability Description
The Bello - Directory & Listing WordPress theme before 1.6.0 did not properly sanitise and escape its listing_list_view, bt_bb_listing_field_my_lat, bt_bb_listing_field_my_lng, bt_bb_listing_field_distance_value, bt_bb_listing_field_my_lat_default, bt_bb_listing_field_keyword, bt_bb_listing_field_location_autocomplete, bt_bb_listing_field_price_range_from and bt_bb_listing_field_price_range_to parameter in ints listing page, leading to reflected Cross-Site Scripting issues.
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是Wordpress基金会的一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress 插件是WordPress开源的一个应用插件。 WordPress 插件存在安全漏洞，该漏洞导致跨站点脚本问题。
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
BoldThemes Bello - Directory & Listing 1.6.0 ~ 1.6.0 -

II. Public POCs for CVE-2021-24320

# POC Description Source Link Shenlong Link
1 WordPress Bello Directory & Listing theme before 1.6.0 contains a reflected cross-site scripting vulnerability. It does not properly sanitize and escape the listing_list_view, bt_bb_listing_field_my_lat, bt_bb_listing_field_my_lng, bt_bb_listing_field_distance_value, bt_bb_listing_field_my_lat_default, bt_bb_listing_field_keyword, bt_bb_listing_field_location_autocomplete, bt_bb_listing_field_price_range_from and bt_bb_listing_field_price_range_to parameters in the ints listing page. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24320.yaml POC Details
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III. Intelligence Information for CVE-2021-24320

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Vendor Advisories for CVE-2021-24320 (1)

Other References for CVE-2021-24320 (1)

Same Patch Batch · BoldThemes · 2021-06-01 · 3 CVEs total

CVE-2021-24319 Bello < 1.6.0 - Authenticated Cross-Site Scripting (XSS) and XFS
CVE-2021-24321 Bello < 1.6.0 - Unauthenticated Blind SQL Injection

IV. Related Vulnerabilities

Same product: Bello - Directory & Listing
Same vendor: BoldThemes
Same weakness: CWE-79

V. Comments for CVE-2021-24320

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