Web - Client

Client-side technologies implemented in the web browser

At first you will be faced with problems that will require little to no knowledge of web scripting language. Pretty soon the plot thickens ...

These challenges confront you to the use of scripting languages and client-side programming. They are mostly scripts to analyze and understand. This will allow you to learn languages which are in widespread use on the internet.

Prerequisites:
– Understanding a scripting language such javascript/vbscript
– Understanding the operation of a debugger such firebug/javascript console

41 Challenges

Results	Name	Validations	Number of points	Difficulty	Author ↓↑	Note	Solution	Date
	XSS - Stored 1	12% 38396	30		g0uZ		10	3 March 2012
	Javascript - Source	44% 147785	5		g0uZ		5	7 October 2006
	Javascript - Native code	25% 83000	15		g0uZ		8	13 March 2011
	Javascript - Authentication	47% 156113	5		g0uZ		9	8 October 2006
	XSS - Stored 2	3% 8861	50		g0uZ		7	4 March 2012
	Javascript - Obfuscation 1	39% 129163	10		Hel0ck		10	7 October 2006
	Javascript - Obfuscation 2	34% 111580	10		Hel0ck		8	3 February 2011
	Javascript - Obfuscation 3	19% 61352	30		Hel0ck		10	4 February 2011
	Javascript - Obfuscation 5	1% 781	70		Hel0ck		3	4 February 2011
	Javascript - Authentication 2	41% 136142	10		na5sim		4	3 February 2011
	HTTP Response Splitting	1% 2340	70		Arod		3	7 November 2013
	Javascript - Obfuscation 4	2% 6590	50		aaSSfxxx		5	18 July 2011
	Flash - Authentication	2% 6228	40		koma		1	18 June 2012
	CSRF - token bypass	3% 7036	45		sambecks		8	18 February 2016
	CSRF - 0 protection	6% 19808	35		sambecks		8	16 February 2016
	XSS - DOM Based	1% 834	85		vic		6	24 December 2016
	HTML - disabled buttons	44% 146923	5		Final		10	16 July 2017
	XSS - Reflected	2% 5927	45		pickle		6	16 March 2018
	CSP Bypass - Dangling markup 2	1% 1299	50		CanardMandarin		1	27 October 2020
	CSP Bypass - JSONP	1% 1285	45		CanardMandarin		5	27 October 2020
	CSP Bypass - Dangling markup	1% 1595	45		CanardMandarin		1	27 October 2020
	Javascript - Webpack	8% 24888	15		CanardMandarin		3	11 August 2020
	CSP Bypass - Inline code	2% 5121	35		CanardMandarin		8	27 October 2020
	Web Socket - 0 protection	1% 838	35		Worty		1	22 October 2021
	DOM Clobbering	1% 330	60		Mizu		1	8 April 2022
	XS Leaks	1% 179	75		Mizu		1	8 April 2022
	Browser - bfcache / disk cache	1% 45	65		Mizu		0	28 July 2023
	Self XSS - Race Condition	1% 72	60		Mizu		1	28 July 2023
	Self XSS - DOM Secrets	1% 202	55		Mizu		3	28 July 2023
	Relative Path Overwrite	1% 117	50		Mizu		0	28 July 2023
	Same Origin Method Execution	1% 30	90		Mizu		0	28 July 2023
	XSS DOM Based - Filters Bypass	1% 1304	50		Ruulian		6	12 August 2021
	XSS DOM Based - Eval	1% 2504	40		Ruulian		5	12 August 2021
	CSP Bypass - Nonce 2	1% 362	35		Ruulian		1	27 June 2023
	CSP Bypass - Nonce	1% 823	50		Ruulian		4	8 April 2022
	XSS DOM Based - Introduction	2% 5327	35		Ruulian		4	12 August 2021
	XSS DOM Based - AngularJS	1% 2270	40		Ruulian		3	12 August 2021
	Javascript - Obfuscation 6	1% 94	60		n3rada		0	27 April 2023
	XSS - Stored - filter bypass	1% 1424	80		Arod , sambecks		8	2 January 2016
	CSS - Exfiltration	1% 561	50		Forgi , gwel		1	8 April 2022
	AST - Deobfuscation	1% 1124	35		mhoste , Lxt3h		2	27 June 2023

Challenge Results

Pseudo	Challenge	Lang	Date
Rovu	XSS DOM Based - Eval		16 September 2024 at 21:38
Den_D	XSS DOM Based - Filters Bypass		16 September 2024 at 21:33
deniz95	Javascript - Obfuscation 1		16 September 2024 at 21:31
deniz95	Javascript - Authentification 2		16 September 2024 at 21:25
deniz95	Javascript - Source		16 September 2024 at 21:24
deniz95	Javascript - Authentification		16 September 2024 at 21:23
vadim	XSS DOM Based - Introduction		16 September 2024 at 21:19
deniz95	HTML - boutons désactivés		16 September 2024 at 21:19
thehacker	XSS DOM Based - Introduction		16 September 2024 at 21:19
nin7o	XSS DOM Based - Eval		16 September 2024 at 21:16