CVE-2026-33170

Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, "SafeBuffer%" does not propagate the "@htmlunsafe" flag to the newly created buffer. If a "SafeBuffer" is mutated in place e.g. via "gsub!...