CVE-2021-44228
Apache Log4j
How a logging feature turned untrusted text into a path to remote code execution.
UNTRUSTED INPUTLOOKUP ENGINEOUTSIDE THE APP
When data becomes an instruction.
2 min readNot locally tested
Read the write-up Historical CVEs, brought together to preview the reading experience.
This is a demo edition with historical CVEs, not this week's news. Articles are source-based examples; no local reproduction is claimed. Create a live edition
How a logging feature turned untrusted text into a path to remote code execution.
Understanding prototype pollution: when merging an object changes more than that object.
A backdoor in the software supply chain. Read the original technical investigation that exposed it.
We follow the evidence.
When someone has already explained it well, we send you their way.