Erick Ibarra Rucellmai61

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Rucellmai61 / update_cookie_BambdaCA.java

Created July 25, 2025 12:13 — forked from irsdl/update_cookie_BambdaCA.java

Automatically updates the Cookie header in Burp Repeater requests using Set-Cookie values from responses. This Bambda CustomAction preserves all existing cookies and only updates or adds values when necessary — ensuring session continuity without overwriting unrelated cookies.

	// Revision 1 - originally developed by chatGPT for @irsdl
	// Revision 2 - improved by ChatGPT to be more efficient using Burp APIs!
	// Automatically updates the Cookie header in Burp Repeater requests using Set-Cookie values from responses. This Bambda CustomAction preserves all existing cookies and only updates or adds values when necessary — ensuring session continuity without overwriting unrelated cookies.

	// 1. Grab the request & response
	var request = requestResponse.request();
	var response = requestResponse.response();

	// 2. Pull any Set-Cookie cookies from the response
	var responseCookies = response.cookies();