qr-code

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0 7/10

A bug bounty researcher discovered a technique to escalate a self-XSS vulnerability into a reflected XSS by encoding the malicious payload as a QR code, which bypassed client-side filtering and allowed automatic payload execution when scanned by victims without additional user interaction.

HackerOne Hein Thant Zin
medium.com · devanshbatham/Awesome-Bugbounty-Writeups · 22 hours ago · details
0 7/10

Firefox iOS QR code scanner fails to sanitize javascript: URIs, allowing XSS attacks across multiple contexts including reader mode, local files, and internal pages, while also bypassing Content Security Policy restrictions. The vulnerability was fixed by removing javascript URI support from the address bar in later versions.

CVE-2019-17003 Firefox iOS Opera Mini WebKit Mozilla
payatu.com · devanshbatham/Awesome-Bugbounty-Writeups · 22 hours ago · details