Collected research

2023 Microsoft Office XSS

PKSecurity · PKSecurity · 4 October 2023

Shows that Office's online-video service inserts an attacker-controlled YouTube title into an iframe title attribute without escaping. Word renders the result in Edge WebView with script-capable sandbox flags, allowing JavaScript execution and invocation of registered URI schemes.

Record

Researcher

PKSecurity

Published by

PKSecurity

Date

4 October 2023

In the archive

• Collected in the 2023 research round

Tags

• xss
• javascript
• browser
• url-parsing
• attack-chain
• owasp-a03-2021

This page is the archive's own catalogue record. The research is the work of PKSecurity, first published at the original source. Preserved copies are kept so the citation survives its host.