CyberSecurityBoardThreat Intel · CVEs · Products
Cyber Products

Oj: High-Performance JSON Parser for Ruby

July 25, 2026

Oj is a JSON parser and generator for Ruby, optimized for speed with native C code. Versions 3.13.0 through 3.17.1 are vulnerable to the bugs exploited in the GitLab RCE chain. Fixed in version 3.17.3.