Cross site scripting

A Reflected Authenticated Cross-Site Scripting XSS vulnerability in the Newsletter plugin before 6.8.2 for WordPress allows remote attackers to trick a victim into submitting a tnpcrender AJAX request containing either JavaScript in an options parameter, or a base64-encoded JSON string containing...

h1-ctf: H1 Hackyholidays CTF - The Grinch was defeated

The following writeup will underline all the steps and tools used to solve the 12 challenges of the H1 Holidays CTF. The theme of the competition was the Grinch. How it is possible to read from the competition blog post https://www.hackerone.com/blog/12-days-hacky-holidays-ctf , the goal was to...

h1-ctf: Hackyholidays [ h1-ctf] writeup [mission:- stop the grinch ]

Hello Team Description In the continuous series of 12 days, twelve flags were hidden inside Hackyholidays site - hackyholidays.h1ctf.com in which once we get all the flags, grinch can be stopped. This write-up will describe solving all the 12 days challenges. Step To Reproduce + It all started wh...

h1-ctf: [H1 hackyholidays] CTF Writeup

Hello team, Here is my CTF writeup for HackyHolidays. Main page The main page doesn't contain any interesting stuff, just a few assets. Maybe we will find some known files in webapp root: index.php, .htaccess, robots.txt, ...? robots.txt file exists, and there is the first flag: User-agent:...

h1-ctf: hackyholidays CTF Writeup

Summary: As per the referenced blog entry, the Grinch has gone hi-tech this year with the intentions of ruining the holidays. The challenge was about infiltrating the Grinch's network and take it down. As outlined on https://hackerone.com/h1-ctf, the domain hackyholidays.h1ctf.com was in scope. I...

WordPress 跨站脚本漏洞

WordPress is a set of blogging platforms developed using the PHP language by the WordPress Wordpress Foundation. The platform supports setting up personal blog sites on servers with PHP and MySQL. A cross-site scripting vulnerability in WordPress Newsletter plugin versions prior to 6.8.2 allows...

h1-ctf: [h1ctf-Grinch Networks] MrR3b00t Saving the Christmas

Disclaimer: Certain things are a bit modified to set the pieces for the story. Also you can find the flags for all 12 challenges in file F1138300 , Now enjoy : █▀▄▀█ █▀█ ░ █▀█ █▄▄ █▀█ █▀█ ▀█▀ █░▀░█ █▀▄ ▄ █▀▄ █▄█ █▄█ █▄█ ░█░ saves the Christmas Episode - 0x00 Pil0t.py It was a gloomy clear night,...

h1-ctf: HackyHolidays H1 CTF Writeup

HackyHolidays Day 1 Once the CTF started and the Grinch released the scope hackyholidays.h1ctf.com, I started the CTF by a good old Nmap scan, to see whats running on the server. So the nmap command looked like nmap -sC -sV -oA nmap hackyholidays.h1ctf.com/. The result showed a promising entry...

h1-ctf: A Visit from The Grinch ~ 'Twas the night before Hackmas...

Foreword This was an amazing CTF! The first from Hackerone that I've finished and one that I have enjoyed the most. Huge shout out to @adamtlangley for creating this downright poetic challenge. My whopping 20+ invitations are already being put to good use. Hacky Holidays and Merry Hackmas! Flag 1...

h1-ctf: [h1-ctf] 12 Days of Adventure to stop Grinch from ruining Christmas

--------------------------------------------------------------------------------------------------------------------------------------------------- Day 1: https://hackyholidays.h1ctf.com/robots.txt User-agent: Disallow: /s3cr3t-ar3a Flag: flag48104912-28b0-494a-9995-a203d1e261e7 Here we go with t...

h1-ctf: Taking Grinch Down To Save Holidays

Hi thank you Hackerone and Adam for organizing the CTF, this had honestly helped me to learn good skills and techniques. The CTF began with the scope: hackyholidays.h1ctf.com and mission to take down grinch So here's a quick visual summary of all the challenges F1131175 F1131176 1. Grinch Robots ...

h1-ctf: [ Hacky Holidays CTF ] Completely taken down the Grinch Networks

Day 1 - Robot flag We're presented with sample ui page without any function. So I guessed content discovery is the best way to find flag. And robots.txt came to my mind and found the flag. https://hackyholidays.h1ctf.com/robots.txt Response User-agent: Disallow: /s3cr3t-ar3a Flag:...

h1-ctf: [hacky-holidays] Grinch network is down

Flag 1 As always CTF begins with a tweet: F1126838 So we are supposed to start from https://hackyholidays.h1ctf.com/ . The first flag was easy on https://hackyholidays.h1ctf.com/ I found a file named robots.txt which had the following content: User-agent: Disallow: /s3cr3t-ar3a Flag:...

h1-ctf: Hacky Holidays CTF Writeup

Intro: 12 days of challenges - some more challenging than others! This holiday CTF had all 12 challenges hosted on the website https://hackyholidays.h1ctf.com/ F1129112 Challenge 1: I started by significantly overthinking all of the early challenges in this competition. When this CTF started the...

h1-ctf: Invading Grinch Network and Saving Christmas

How we saved Christmas As usual with H1 CTF challenges we are provided with a target URL. In our case it is the following: https://hackyholidays.h1ctf.com/ We started by visiting the URL and see what is going on. All we could see is a page with an image with a warning message. F1125722 We quickly...

h1-ctf: ctf walkthrough

Hi, finally managed to solve all challenges, this was my first h1ctf, some challenges were pretty nice, some others had some frustrating guessing parts, but overall it was fun. Here goes day1 to day12 walkthroughs: Day 1 we have only one asset in scope hackyholidays.h1ctf.com the main page at...

Exploit for Cross-site Scripting in Progress Moveit_Transfer

Progress MOVEit Transfer tag with the source of the file set...

Hacked Security Software Used in Novel South Korean Supply-Chain Attack

The Lazarus cybercriminal group is using a novel supply-chain attack against visitors to websites operated by the South Korean government and financial firms, in order to deliver dropper malware that eventually plants a remote access trojan on victim’s PCs. The attacks use stolen digital...

new module: perl:5.30

An update is available for perl-Pod-Perldoc, perl-DBI, perl-Pod-Escapes, perl-Devel-PPPort, perl-Pod-Usage, perl-Sub-Exporter, perl-perlfaq, perl-Object-HashBase, perl-CPAN-Meta-YAML, perl-Digest, perl-podlators, perl-bignum, perl-Text-ParseWords, perl-Text-Template, perl-DBD-MySQL, perl-Text-Glo...

GDPR CCPA Compliance Support < 2.4 - Unauthenticated PHP Object Injection

The GDPR CCPA Compliance Support WordPress plugin was vulnerable to an Unauthenticated PHP Object Injection security vulnerability. PoC The vulnerability could triggered within the "njtgdprallowpermissions" Base64 encoded cookie value...