Exploiting Log4Shell (Log4J) in 2025:. #log4J #informationsecurity #infosec #vulnerability #java

Remember Log4Shell? That wasn't just a Java bug!. Millions of apps still vulnerable to payload injection through serialized data. @three_cube

💡 Tip!. Injecting Log4Shell payloads is also possible in PDF files! eelyvy has a dedicated GitHub repository showing exactly how to craft your PDF payload file! 😎. 🔗

Exploiting Log4Shell in 2025 (complete guide) 😎. 🧵👇

Guys, whoever is using my Log4Shell/Log4J payload from Pastebin, make sure to replace my token ( with your own. I don’t mind though. 😅

Easiest way to test for Log4Shell (even in 2025) 🤠 . Example 👇

Deconstructing the Log4Shell JNDI payload 👇

Latest Bug Bytes is live! 🚀. This month's issue is as usual packed with bug bounty tips:.✅ Exploiting Log4Shell (Log4J) in 2025.✅ An indispensable GitHub recon tool (not the one you have in mind) .✅ Advanced WAF evasion techniques. & much more! 😎.

For some bug bounty hunters, the Log4Shell hunt never truly ended. 😈. While most moved on, some researchers know this vulnerability is still hiding in production systems across the web, even today 👀. We just published a comprehensive guide showing exactly how to uncover

Breaking down how the Log4Shell attack works 👇

Log4Shell (Log4J): Advanced Exploitation Guide. @intigriti. #bugbounty.

After reading about the recent xz backdoor event, it spontaneously brought back memories of the Log4shell vulnerability. In 2021, I delved into the archived issues of the Log4J2 project, where I uncovered a striking issue related to the JNDI appender with the patch code attached

Think your app is safe? Think again. Insecure deserialization is an OWASP Top-10 web risk—remember Log4Shell? .Millions of applications are still exposed. @three_cube .@_aircorridor

I'm trying something different. 3 inch Velcro patches for Crowdstruck, Solorigate, MOVEit Transfer and Log4shell. In recognition of analysts and responders who handled these major incidents, working nights, weekends and holidays. I think of them as merit badges.

Millions lost. Servers hijacked. All because of overlooked code patterns, you might still have today. @vilojona reveals the unseen traps. Are you truly protected against SQLi, #Log4Shell & deserialization hacks?. Decode it here: #DevSecOps #SQLInjection

Think your code is safe? So did #Tesla. 🚨 @vilojona uncovers the top attacks hiding in your code right now - and how a single mistake can cost you everything. Can you spot the flaw before hackers do?. Find out: #Java #DevSecOps #Log4Shell #SQLInjection

How to exploit this 🤔🤔 LOG4SHELL .any tips. #hackerone #BugBounty #bugbountytips #intigriti #bugcrowd #infosec

I worked with a local silkscreen artist to make these patches for Crowdstruck, MOVEit Transfer and Log4shell. In recognition of analysts and responders who handled these major incidents, working nights, weekends and holidays. I think of them as merit badges. Ready to be pinned or

Dodge WAFs and detection mechanisms by mastering payload obfuscation 🥷. Level up your #BugBounty skills with encoding, variable expression, array parameter and shell-environment techniques, plus a look at how Log4Shell evaded defences 👇.