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CVE-2025-9988— Broadstreet <= 1.53.1 - Missing Authorization to Authenticated (Subscriber+) Advertiser Creation

Quick assessment

Affected
broadstreetads Broadstreet
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和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin Broadstreet 1.53.1及之前版本存在授权问题漏洞，该漏洞源于create_advertiser AJAX操作缺少权限检查，可能使经过身份验证的攻击者创建广告客户。

CVSS 4.3 · Medium EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1136.002 · Domain Account

Affected Version Matrix 1

VendorProduct Version RangeStatus
broadstreetads Broadstreet ≤ 1.53.1 affected
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I. Basic Information for CVE-2025-9988

Vulnerability Information
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Vulnerability Title
Broadstreet <= 1.53.1 - Missing Authorization to Authenticated (Subscriber+) Advertiser Creation
Source: CVE Program / CVE List V5
Vulnerability Description
The Broadstreet plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the create_advertiser AJAX action in all versions up to, and including, 1.53.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to create advertisers.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Broadstreet 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin Broadstreet 1.53.1及之前版本存在授权问题漏洞，该漏洞源于create_advertiser AJAX操作缺少权限检查，可能使经过身份验证的攻击者创建广告客户。
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
broadstreetads Broadstreet 0 ~ 1.53.1 -

II. Public POCs for CVE-2025-9988

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III. Intelligence Information for CVE-2025-9988

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Patches & Fixes for CVE-2025-9988 (1)

Vendor Advisories for CVE-2025-9988 (1)

Same Patch Batch · broadstreetads · 2026-05-13 · 3 CVEs total

CVE-2025-9987 5.3 MEDIUM Broadstreet <= 1.53.1 - Authenticated (Subscriber+) Information Disclosure
CVE-2025-9989 4.4 MEDIUM Broadstreet <= 1.53.1 - Authenticated (Admin+) Stored Cross-Site Scripting

IV. Related Vulnerabilities

Same product: Broadstreet
Same vendor: broadstreetads
Same weakness: CWE-285

V. Comments for CVE-2025-9988

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