PT-2025-38243 · Ruby · Rexml

Published 2025-09-17 · Updated 2025-09-17 · CVE-2025-58767

Mitre

CVSS v4.0

1.2

1.2

Low

Base vector

AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U

REXML is an XML toolkit for Ruby. The REXML gems from 3.3.3 to 3.4.1 has a DoS vulnerability when parsing XML containing multiple XML declarations. If you need to parse untrusted XMLs, you may be impacted to these vulnerabilities. The REXML gem 3.4.2 or later include the patches to fix these vulnerabilities.

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2025-58767

Affected Products

Rexml

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2025-58767 · Security Note
• https://github.com/ruby/rexml/security/advisories/GHSA-c2f4-jgmc-q2r5 · Note
• https://github.com/ruby/rexml/commit/5859bdeac792687eaf93d8e8f0b7e3c1e2ed5c23 · Note