Discover how attackers exploit strict cacheability criteria to poison cached responses and trigger DOM-based vulnerabilities.
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Disclaimer:
The techniques described in this document are intended solely for ethical use and educational purposes. Unauthorized use of these methods outside approved environments is strictly prohibited, as it is illegal, unethical, and may lead to severe consequences.It is crucial to act responsibly, comply with all applicable laws, and adhere to established ethical guidelines. Any activity that exploits security vulnerabilities or compromises the safety, privacy, or integrity of others is strictly forbidden.
Table of Contents
Summary of the Vulnerability
This lab demonstrates how a DOM-based vulnerability can be weaponized through web cache poisoning, even when the cache enforces strict cacheability rules. At its core, the issue arises because the cache does not sufficiently validate untrusted input before storing and serving…