About Me

Hi there, I’m Christian! 👋

I am a 21 year old security researcher from the Philippines. My areas of interest are Web and Mobile application security.

If you want to contact me, you can find me on Twitter or reach out via Email.

🔬 Research


  • CVE-2021-36808 App Password Bypass on Sophos Secure Workspace for Android
  • CVE-2020-12832 Improper Limitation of a Pathname to a Restricted Directory (‘Path Traversal’).
  • CVE-2019-11223 Arbitrary File Upload vulnerability.
  • CVE-2019-7299 Stored cross-site scripting (XSS) vulnerability.
  • CVE-2019-5450 Improper sanitization of HTML in directory names
  • CVE-2018-19937 Passcode bypass by opening a URL and turning the phone.

🔐 Certifications

ctulhu.me | Christian Niel Angel
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