Contents

• Home
• CTF Writeups
  • Monthly Challenges
    • YesWeHack
      • 50: Bucket Vault
      • 49: Secret Manager
      • 48: RubitMQ
      • 47: APICrash
      • 46: Ghost Whisper
      • 45: Chainfection
      • 44: Hardware Monitor
      • 43: CCTV Manager
      • 42: Hex Color Palette
    • Intigriti
      • 02-26: InkDrop
      • 04-25: HackDonalds
      • 08-24: SafeNotes
      • 01-24: Repo Woes
      • 04-23: We Like To Sell Bricks
    • CryptoCat
      • 11-25: Mother Printers
      • 10-25: Ultimate Calculator 3000
      • 12-24: Summar-AI-ze
  • 2026
    • LACTF
      • Pwn
        • tic-tac-no
        • ScrabASM
  • 2025
    • NahamCon (Winter)
      • Misc
        • Hacky Christmas
      • Pwn
        • VulnBank
        • Snorex 2K CCTV
    • PwnSec
      • Rev
        • Malayo
    • K17
      • Rev
        • Secure Exam Browser
        • Bait and Switch
    • DefCamp
      • Pwn
        • Nulle
    • Imaginary (iCTF)
      • Rev
        • Nimrod
        • Comparing
        • Weird App
        • Stacked
    • HackTheAgent
      • AI
        • LLM Hacking (levels 1-5)
    • WHY
      • Web
        • Shoe Shop
        • Planets
        • Buster
        • Why2025 CTF Time
        • Why2025 Planner
        • Fancy Login Form
    • N0PS
      • Web
        • Press Me If U Can
    • NahamCon
      • Web
        • SNAD
        • Infinite Queue
        • TMCB
        • Method in the Madness
        • No Sequel
        • Advanced Screening
        • My First CTF
        • My Second CTF
        • My Third CTF
        • The Mission
    • Tsuku
      • Web
        • len_len
        • Flash
        • YAMLwaf
    • CTF@CIT
      • Web
        • Breaking Authentication
        • Commit & Order: Version Control Unit
        • How I Parsed your JSON
        • Mr. Chatbot
        • Keeping Up with the Credentials
  • 2024
    • Intigriti
      • Warmup
        • BabyFlow
        • In Plain Sight
        • IrrORversible
        • Layers
        • Rigged Slot Machine 1
      • Game
        • Bug Squash 1
        • Bug Squash 2
      • Rev
        • Secure Bank
      • Web
        • Biocorp
        • Cat Club
        • Pizza Paradise
        • SafeNotes 2.0
      • Misc
        • Quick Recovery
        • Triage Bot 2
      • Pwn
        • Floormat Sale
        • Retro2Win
        • Rigged Slot Machine 2
        • UAP
      • Crypto
        • Schrodinger's Pad
      • Mobile
        • Cold Storage
      • OSINT
        • No Comment
        • Trackdown
        • Trackdown 2
      • Forensics
        • CTF Mind Tricks
        • Hoarded Flag
        • Password Management
    • CSAW
      • Web
        • Playing on the Backcourts
        • Log Me In
        • Lost Pyramid
        • BucketWars
    • CyberSpace
      • Web
        • Feature Unlocked
    • UIU
      • Web
        • Fare Evasion
        • Log Action
    • Wani
      • Web
        • Bad Worker
        • PoW
        • One Day One Letter
    • Akasec
      • Web
        • Upload
    • HTB Cyber Apocalypse
      • Web
        • Flag Command
        • TimeKORP
        • KORP Terminal
        • Labyrinth Linguist
        • Locktalk
        • SerialFlow
        • Testimonial
  • 2023
    • Intigriti
      • Gamepwn
        • Dark Secrets
      • Misc
        • Triage Bot
      • OSINT
        • Photographs
      • Pwn
        • Floormat Store
      • Web
        • Bug Report Repo
        • My Music
    • Imaginary (iCTF)
      • Web
        • Blank
        • IDORiot
        • Inspection
        • Login
        • Perfect Picture
        • Roks
    • Google
      • Pwn
        • Write-Flag-Where
    • HTB Cyber Apocalypse
      • AI
        • Last Hope
        • Mysterious Learnings
      • Crypto
        • Perfect Synchronization
      • Pwn
        • Getting Started
        • Labyrinth
        • Pandora's Box
        • Void
      • Rev
        • Cave System
        • Hunting License
        • Needle in a Haystack
        • Shattered Tablet
        • She Sells Sea Shells
    • Sekai
      • Rev
        • Azusawa's Gacha World
    • Amateurs
      • Web
        • Sanity
        • Waiting an Eternity
    • NahamCon
      • Web
        • Hidden Figures
        • Marmalade 5
        • Obligatory
        • Star Wars
        • Stickers
    • Angstrom
      • Pwn
        • Leek
  • 2022
    • Imaginary (iCTF)
      • Crypto
        • ASE
      • Pwn
        • Links 1
        • Links 2
        • Links 3
        • Open Doors
    • SEETF
      • Pwn
        • 4mats
        • Easy Overflow
      • Rev
        • BabyReeee
      • Web
        • Super-Secure-Requests-Forwarder
    • HTB Cyber Apocalypse
      • Pwn
        • Hellbound
    • Angstrom
      • Pwn
        • Really Obnoxious Problem
        • Wah
        • Whats My Name
        • Where Am I
      • Web
        • Crumbs
        • Xtra Salty Sardines
    • NahamCon
      • Pwn
        • Baby Steps
      • Web
        • Flaskmetal Alchemist
        • Hacker Ts
        • Two for One
    • Pico
      • Forensics
        • Side Channel
      • Pwn
        • Buffer Overflow 1
        • Buffer Overflow 2
        • Buffer Overflow 3
        • Flag Leak
        • Function Overwrite
        • ROPfu
        • RPS
        • Stack Cache
        • Wine
        • X-Sixty-What
      • Rev
        • Wizardlike
      • Web
        • Noted
    • Space Heroes
      • Pwn
        • Vader
      • Web
        • Flag in Space
    • Intigriti
      • Pwn
        • Bird
        • Cake
        • Easy Register
        • Search Engine
    • Dice
      • Pwn
        • Interview Opportunity
  • 2021
    • Pico
      • Pwn
        • Unsubscriptions Are Free
    • Crusaders of Rust (COR)
      • Crypto
        • Fibinary
      • Pwn
        • Chainblock
    • HTB Cyber Santa
      • Crypto
        • Meet Me Halfway
        • Xmas Spirit
      • Pwn
        • Minimelfistic
        • Mr. Snowy
        • Naughty List
        • Sleigh
      • Rev
        • Infiltration
        • Intercept
    • K3rn3l
      • Crypto
        • Badseed
        • Twizzty Buzzinezz
    • HTB x Synack RedTeamFive
      • Misc
        • Context
        • Hotel
      • Pwn
        • Air Supplies
        • Injection Shot
        • Library
        • Recruitment
      • Rev
        • Knock Knock
        • Split
    • KillerQueen
      • Pwn
        • A Kind of Magic
        • Tweety Birb
        • Zoom2Win
    • HacktivityCon
      • Pwn
        • Retcheck
        • The Library
        • Yabo
      • Web
        • Availability
    • CSAW
      • Pwn
        • Alien Math
        • Password Checker
      • Rev
        • Checker
    • HackyHolidays
      • Crypto
        • Cute Invoice
        • Mineslazer
      • Forensics
        • Injection Traffic
        • Power Snacks
      • Pwn
        • Deleted Flag
        • Engine Control
      • Web
        • Skylark
    • HTB Cyber Apocalypse
      • Crypto
        • Phasestream
      • Misc
        • Alien Camp
        • Build Yourself In
      • Pwn
        • Controller
        • System Drop
      • Web
        • Blitzprop
        • E-Tree
        • Wild Goose Hunt
    • Angstrom
      • Pwn
        • Sanity Checks
        • Secure Login
        • Sticky Stacks
        • Tranquil
      • Rev
        • Free Flags
        • Jailbreak
      • Web
        • Jar
• Bug Bounty
  • 10-25: IDOR Leads to Mass PII Exposure in Healthcare App
• Vuln Research
  • CVE Analysis
    • CVE-2026-4609: ProfileGrid Arbitrary Group Joining
    • CVE-2026-4608: ProfileGrid rid SQL Injection
    • CVE-2026-6127: Elementor REST API Stored XSS
    • CVE-2026-3612: Wavlink Command Injection
    • CVE-2024-4040: CrushFTP Template Injection
    • CVE-2025-31344: giflib Heap-based Buffer Overflow
    • CVE-2025-24813: Tomcat DefaultServlet Partial PUT
    • CVE-2025-54376: Hoverfly WebSocket Auth Bypass
  • Research Projects