# Log4Shell **Domain:** Software vulnerability **Doc Type:** Developed Wiki Node **Maturity:** Developed **Collection:** [[collections/Gamification|Gamification Collection]] ## Definition **Log4Shell** is the critical remote-code-execution vulnerability disclosed in 2021 in Apache Log4j, tracked as CVE-2021-44228. ## Significance Its discovery and reporting chronology became a test case for coordinated disclosure, vendor responsibility, and national vulnerability-governance systems. ## Sources - [[articles/gamification/Lex Sportiva and Winning Without Bloodshed|Lex Sportiva and Winning Without Bloodshed]] - [Primary or institutional source](https://logging.apache.org/log4j/2.x/security.html) ## Routes [[wiki/Alibaba Cloud|Alibaba Cloud]] · [[wiki/RMSV|RMSV]] · [[wiki/Bug Bounty|Bug Bounty]] · [[articles/gamification/Lex Sportiva and Winning Without Bloodshed|Lex Sportiva and Winning Without Bloodshed]]