What the vulnerability does
01Description
Missing Authorization vulnerability in Broadstreet Broadstreet Ads broadstreet allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Broadstreet Ads: from n/a through <= 1.52.1.
Explanation of Vulnerability in Simple Terms
02Summary
Broadstreet Ads versions 1.52.1 and earlier lack proper authorization checks, allowing authenticated users with low privileges to read sensitive data and make limited modifications. An attacker with a basic user account can access information and perform actions they should not be permitted to perform. This affects confidentiality and integrity of the system.
What an attacker can do
03Attacker Capabilities
Read sensitive data and make limited changes to the system using a low-privilege user account.
Potential impact on your site
04Site Impact
Unauthorized users can access confidential information and modify content they shouldn't be able to touch.
Conditions required to exploit
05Prerequisites
Attacker must have a valid low-privilege user account on the site.
Key dates
06Disclosure timeline
January 22, 2026
CVE published
April 28, 2026
Record updated