Web - Server Web - Server

Discover the mechanisms, protocols and technologies used on the Internet and learn to abuse them!

These challenges are designed to train users on HTML, HTTP and other server side mechanisms. The following series of challenges will cultivate a better understanding of techniques such as : Basic workings of multiple authentication mechanisms, handling form data, inner workings of web applications, etc. ...

Prerequisites:
– Understand HTML.
– Understand the HTTP protocol.
– Ability to manipulate a web browser.

challenges 96 Challenges

Results Name ↓↑ Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide API - Broken Access 2% 3840 15 Nishacid , Mika 2 18 January 2024
pas_valide API - Broken Access 2 1% 375 40 Nishacid , Mika 1 18 January 2024
pas_valide API - Mass Assignment 1% 2490 20 Nishacid , Mika 2 18 January 2024
pas_valide Backup file 16% 53517 15 g0uZ 10 27 February 2011
pas_valide CRLF 10% 31327 20 g0uZ 7 31 July 2011
pas_valide Command injection - Filter bypass 3% 7539 30 sambecks 6 20 September 2017
pas_valide Directory traversal 11% 34772 25 g0uZ 3 31 July 2011
pas_valide Elixir - EEx 1% 247 35 lolo42 1 29 November 2023
pas_valide File upload - Double extensions 10% 34447 20 g0uZ 10 24 December 2012
pas_valide File upload - MIME type 8% 27569 20 g0uZ 10 26 December 2012
pas_valide File upload - Null byte 7% 23519 25 g0uZ 4 26 December 2012
pas_valide File upload - Polyglot 1% 438 45 Cyxo 1 8 July 2022
pas_valide File upload - ZIP 3% 9454 30 ghozt 3 3 August 2017
pas_valide Flask - Development server 1% 873 30 Sanlokii 1 29 November 2023
pas_valide Flask - Unsecure session 1% 2346 20 Sanlokii 1 29 November 2023
pas_valide GraphQL - Backend injection 1% 417 40 apges01 1 19 January 2023
pas_valide GraphQL - Injection 1% 717 30 apges01 2 19 January 2023
pas_valide GraphQL - Introspection 2% 3526 20 apges01 4 19 January 2023
pas_valide GraphQL - Mutation 1% 1545 40 CanardMandarin 2 20 October 2020
pas_valide HTML - Source code 49% 166874 5 g0uZ 5 3 October 2006
pas_valide HTTP - Cookies 13% 44910 20 g0uZ 8 7 October 2006
pas_valide HTTP - Directory indexing 22% 76206 15 g0uZ 7 7 October 2006
pas_valide HTTP - Headers 16% 53722 15 Arod 9 11 January 2015
pas_valide HTTP - IP restriction bypass 9% 27885 10 Cyrhades 7 23 March 2021
pas_valide HTTP - Improper redirect 13% 41855 15 Arod 10 26 November 2014
pas_valide HTTP - Open redirect 19% 65529 10 Swissky 10 2 August 2017
pas_valide HTTP - POST 14% 48520 15 Th1b4ud 10 14 August 2018
pas_valide HTTP - User-agent 24% 82399 10 g0uZ 10 3 October 2006
pas_valide HTTP - Verb tampering 14% 45613 15 g0uZ 10 3 February 2011
pas_valide Insecure Code Management 4% 13481 20 Swissky 6 29 September 2019
pas_valide Install files 13% 43068 15 g0uZ 6 7 October 2006
pas_valide JWT - Header Injection 1% 1118 30 Nishacid , Mika 2 23 February 2023
pas_valide JWT - Introduction 5% 16867 20 Kn0wledge 5 21 August 2019
pas_valide JWT - Public key 2% 3768 30 Jrmbt 5 21 August 2019
pas_valide JWT - Revoked token 2% 5876 25 ArnC 6 20 March 2020
pas_valide JWT - Unsecure File Signature 1% 2039 25 Nishacid , Mika 3 23 February 2023
pas_valide JWT - Unsecure Key Handling 1% 733 35 Nishacid , Mika 5 23 February 2023
pas_valide JWT - Weak secret 4% 11660 25 Jrmbt 6 21 August 2019
pas_valide Java - Custom gadget deserialization 1% 156 50 Elweth 0 28 December 2023
pas_valide Java - Server-side Template Injection 4% 10508 30 righettod 6 29 November 2015
pas_valide Java - Spring Boot 1% 2315 40 dvor4x 3 24 December 2016
pas_valide LDAP injection - Authentication 3% 10224 35 g0uZ 8 26 May 2013
pas_valide LDAP injection - Blind 1% 3424 55 g0uZ 2 8 June 2013
pas_valide Local File Inclusion 8% 25214 30 g0uZ 4 2 October 2011
pas_valide Local File Inclusion - Double encoding 4% 12692 30 zM_ 4 13 June 2016
pas_valide Local File Inclusion - Wrappers 2% 3594 40 sambecks 4 2 March 2016
pas_valide Nginx - Alias Misconfiguration 1% 1451 15 .Yo0x 2 27 September 2024
pas_valide Nginx - Root Location Misconfiguration 1% 145 15 .Yo0x 0 27 September 2024
pas_valide Nginx - SSRF Misconfiguration 1% 53 30 .Yo0x 0 27 September 2024
pas_valide NoSQL injection - Authentication 3% 7627 35 mastho 8 31 May 2015
pas_valide NoSQL injection - Blind 1% 2976 45 ghozt 6 26 November 2016
pas_valide Node - Eval 1% 2872 30 Mhd_Root 7 24 February 2021
pas_valide Node - Serialize 1% 1248 35 Mhd_Root 2 24 February 2021
pas_valide NodeJS - Prototype Pollution Bypass 1% 517 45 Worty 1 22 October 2021
pas_valide NodeJS - vm escape 1% 730 50 Podalirius 1 15 April 2021
pas_valide PHP - Apache configuration 1% 2285 25 erk3 , nemoz 3 8 July 2022
pas_valide PHP - Command injection 19% 65130 10 sambecks 10 20 September 2017
pas_valide PHP - Eval 2% 3570 40 chmod 10 8 November 2018
pas_valide PHP - Eval - Advanced filters bypass 1% 585 40 Podalirius 2 8 July 2022
pas_valide PHP - Filters 6% 19445 25 g0uZ 3 27 February 2011
pas_valide PHP - Loose Comparison 3% 7197 30 ghozt 4 10 January 2018
pas_valide PHP - Path Truncation 2% 5403 35 Geluchat 6 25 March 2015
pas_valide PHP - Remote Xdebug 1% 1480 25 mayfly 4 18 March 2020
pas_valide PHP - Serialization 2% 6675 35 Arod 3 3 February 2014
pas_valide PHP - Unserialize Pop Chain 1% 661 55 Worty 2 22 October 2021
pas_valide PHP - Unserialize overflow 1% 765 55 mayfly 2 4 April 2020
pas_valide PHP - assert() 5% 15245 25 Birdy42 10 26 November 2016
pas_valide PHP - preg_replace() 3% 8971 30 sambecks 4 2 March 2016
pas_valide PHP - register globals 5% 15664 25 g0uZ 2 8 October 2011
pas_valide PHP - type juggling 3% 8784 30 vic 4 10 March 2016
pas_valide Python - Blind SSTI Filters Bypass 1% 640 75 Podalirius 5 7 September 2021
pas_valide Python - Server-side Template Injection Introduction 2% 4332 25 Podalirius 7 7 September 2021
pas_valide Python - dotenv 1% 21 70 jrjgjk 0 27 September 2024
pas_valide Remote File Inclusion 4% 11655 30 g0uZ 8 25 November 2015
pas_valide SQL Injection - Routed 2% 5336 35 soka 5 24 December 2016
pas_valide SQL Injection - Second Order 1% 200 55 k4ndar3c 1 29 November 2023
pas_valide SQL Truncation 2% 6691 35 Geluchat 2 1 May 2015
pas_valide SQL injection - Authentication 14% 45206 30 g0uZ 11 27 February 2011
pas_valide SQL injection - Authentication - GBK 3% 9627 30 dvor4x 4 2 December 2015
pas_valide SQL injection - Blind 3% 7545 50 g0uZ 6 27 February 2011
pas_valide SQL injection - Error 3% 7717 40 sambecks 5 4 March 2015
pas_valide SQL injection - File reading 2% 5998 40 Arod 3 19 October 2014
pas_valide SQL injection - Filter bypass 1% 2835 80 sambecks 7 21 July 2014
pas_valide SQL injection - Insert 1% 3148 40 sambecks 4 23 February 2015
pas_valide SQL injection - Numeric 5% 14860 35 g0uZ 7 24 December 2012
pas_valide SQL injection - String 7% 21503 30 g0uZ 10 24 December 2012
pas_valide SQL injection - Time based 2% 5729 45 ycam 4 11 September 2015
pas_valide Server Side Request Forgery 1% 1873 50 sambecks 7 22 June 2018
pas_valide Weak password 32% 108193 10 g0uZ 7 3 October 2006
pas_valide XML External Entity 2% 5541 35 sambecks 2 20 October 2014
pas_valide XPath injection - Authentication 2% 6550 35 g0uZ 6 27 December 2012
pas_valide XPath injection - Blind 1% 2315 75 g0uZ 5 27 December 2012
pas_valide XPath injection - String 2% 3883 40 g0uZ 5 26 May 2013
pas_valide XSLT - Code execution 2% 3677 30 ghozt 5 16 July 2017
pas_valide XSS - Server Side 1% 2515 20 Elf 4 23 June 2023
pas_valide Yaml - Deserialization 1% 1365 35 Nishacid 2 20 April 2021

Challenge Results Challenge Results

Pseudo Challenge Lang Date
$NRT Web - Server  XML External Entity en 4 December 2024 at 19:07
LeoNG Web - Serveur  Local File Inclusion fr 4 December 2024 at 19:07
Ombretta DJOUGO Web - Serveur  Local File Inclusion fr 4 December 2024 at 19:04
LeoCholvy Web - Serveur  Local File Inclusion fr 4 December 2024 at 19:04
Cecile Web - Serveur  File upload - Double extensions fr 4 December 2024 at 19:02
Raphael Web - Serveur  HTTP - Directory indexing fr 4 December 2024 at 18:59
elfavdemae Web - Server  HTTP - Directory indexing es 4 December 2024 at 18:58
joe doe Web - Server  API - Broken Access en 4 December 2024 at 18:55
Jose Web - Server  HTTP - Directory indexing en 4 December 2024 at 18:55
Quentin Web - Serveur  HTTP - Directory indexing fr 4 December 2024 at 18:55