Hackers Just Found a Way Around Oracle's Security Wall

Michael Miller · 2026-09-26

### The Trick That Caught Everyone Off Guard So here's something worth paying attention to. The ShinyHunters extortion gang figured out a workaround for the web application firewall rules protecting Oracle PeopleSoft servers. They're using a URL-encoding trick, which is basically a way of disguising malicious requests so the firewall doesn't recognize them as threats. Think of it like this: imagine a bouncer at a club who's been told to keep out anyone wearing a red jacket. The attacker just turns their jacket inside out, walks right past, and the bouncer doesn't even blink. That's essentially what's happening here with CVE-2026-35273. ### Why This Matters for Anyone Running Enterprise Software Oracle PeopleSoft isn't some obscure tool sitting in a forgotten server closet. It's used by universities, government agencies, and large corporations across the United States to manage everything from payroll to student records. When a flaw like this gets exploited at scale, the fallout can be massive. Here's what makes this situation particularly concerning: - The bypass technique renders existing firewall mitigations useless - Threat actors can resume widespread exploitation on vulnerable servers - Organizations that thought they were protected may still be exposed - Patching alone may not be enough if the underlying vulnerability remains unaddressed The ShinyHunters crew has a track record of going after high-value targets and demanding payment. They're not script kiddies messing around. They know what they're doing. ### What You Should Actually Do About It First, don't panic. But definitely don't ignore this either. If your organization runs Oracle PeopleSoft, you need to verify whether you're running a vulnerable version. Check with your IT team or whoever handles your enterprise applications. > "The assumption that a WAF will save you is exactly the kind of thinking attackers count on." That quote isn't from some security vendor trying to sell you something. It's just the reality of how modern attacks work. Defense in depth matters. A single layer of protection, no matter how sophisticated, can be circumvented. ### The Bigger Picture on Browser Security This story connects to something I talk about constantly with clients: your browser is often the weakest link in your security chain. Whether you're managing multiple accounts, running automation, or just trying to keep your digital footprint clean, the tools you use matter. Antidetect browsers have become essential for professionals who need to operate multiple identities without triggering detection systems. But here's the thing—the same techniques that protect legitimate users can be abused by bad actors. It's a double-edged sword. What separates responsible antidetect browser use from malicious activity comes down to intent and authorization. If you're managing your own accounts, running legitimate marketing campaigns, or conducting authorized security research, these tools serve a valid purpose. If you're exploiting vulnerabilities on systems you don't own, that's a different story entirely. ### Staying Ahead of the Curve The security landscape shifts constantly. What worked six months ago might leave you exposed today. The best antidetect browser in the world won't help if you're not paying attention to emerging threats and adapting your approach accordingly. Keep your systems patched. Layer your defenses. And never assume that one security control is enough to stop a determined attacker. The ShinyHunters crew just proved that point once again.