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Security Vulnerability

Microsoft mitigates Power Platform Custom Code information disclosure vulnerability

Friday, August 04, 2023

Summary Summary On 30 March 2023, Tenable informed Microsoft under Coordinated Vulnerability Disclosure (CVD) of a security issue concerning Power Platform Custom Connectors using Custom Code. This feature allows customers to write code for custom connectors. This issue has been fully addressed for all customers and no customer remediation action is required.

Vulnerability hunting with Semmle QL: DOM XSS

Wednesday, November 06, 2019

In two previous blog posts ( part 1 and part 2), we talked about using Semmle QL in C and C++ codebases to find vulnerabilities such as integer overflow, path traversal, and those leading to memory corruption. In this post, we will explore applying Semmle QL to web security by hunting for one of­­­ the most common type of client-side vulnerabilities: DOM-based cross-site scripting (XSS).