pentester.land· Sep 28, 2021· by Sergey Bobrov (@black2fan), s1r1us (@s1r1u5_), Terjanq (@terjanq), Beomjin Lee (@po6ix), Masato Kinugawa (@kinugawamasato), Nikita Stupin (@_nikitastupin), Rahul Maini (@iamnoooob), Harsh Jaiswal (@rootxharsh), Mikhail Egorov (@0ang3el), Melar Dev (@melardev)💰 Bounty: 12,600

"A tale of making internet pollution free" - Exploiting Client-Side Prototype Pollution in the wild

Open Original Article ↗
Target Program: Apple, Atlassian, Mozilla, HubSpot, Segment Analytics
🎯 Vulnerability: Cross-Site Scripting (XSS)
💡 Defense Fix: Enforce Context-Aware Output Encoding, strict Content-Security-Policy (CSP), and HttpOnly cookie flags.
#Prototype pollution#XSS