Description
REXML is an XML toolkit for Ruby. The REXML gem before 3.3.9 has a ReDoS vulnerability when it parses an XML that has many digits between &# and x...; in a hex numeric character reference (&#x...;). This does not happen with Ruby 3.2 or later. Ruby 3.1 is the only affected maintained Ruby. The REXML gem 3.3.9 or later include the patch to fix the vulnerability.
Scores
CVSS v3
7.5
EPSS
0.0169
EPSS Percentile
82.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-1333
Status
published
Products (3)
netapp/ontap_tools
10
ruby-lang/rexml
< 3.3.9
rubygems/rexml
0 - 3.3.9RubyGems
Published
Oct 28, 2024
Tracked Since
Feb 18, 2026