CVE-2021-28965

The CVE-2021-28965 issue concerns the Ruby REXML library: specifically the REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1. The root cause is improper handling of XML round-trips, which can produce an incorrect XML document after parsing and serializing. Seve...

CVE-2024-41946

CVE-2024-41946 is a Denial of Service (DoS) vulnerability in the Ruby REXML XML toolkit. It affects the REXML gem when parsing XML that contains many entity expansions using SAX2 or the pull parser API. The issue is fixed in REXML gem version 3.3.3 and later; older releases (notably 3.3.2) are vu...

CVE-2024-41123

REXML (Ruby) DoS vulnerability CVE-2024-41123 affects the REXML gem in versions prior to 3.3.2, triggered when parsing XML containing specific characters (whitespace, >], ]>). The advisory notes that REXML 3.3.3 and later include patches to fix this issue. Several connected sources corrobor...