Log4j Troubleshooting in IronPDF Projects
Curtis Chau
Updated: April 22, 2026
Is IronPDF affected by the Log4j / Log4Shell vulnerability (CVE-2021-44228)?
No. IronPDF (and all Iron products) does not, and has never used, Log4j.
All logging code is developed in-house.
Technical Writer
Curtis Chau holds a Bachelor’s degree in Computer Science (Carleton University) and specializes in front-end development with expertise in Node.js, TypeScript, JavaScript, and React. Passionate about crafting intuitive and aesthetically pleasing user interfaces, Curtis enjoys working with modern frameworks and creating well-structured, visually appealing manuals.
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