CVE-2025-58767
Publication date 17 September 2025
Last updated 16 January 2026
Ubuntu priority
Description
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.
Read the notes from the security team
Why is this CVE low priority?
Upstream rexml developers have rated this as being low severity
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| jruby | 25.10 questing |
Not affected
|
| 24.04 LTS noble |
Not affected
|
|
| 22.04 LTS jammy | Not in release | |
| 20.04 LTS focal |
Not affected
|
|
| 18.04 LTS bionic |
Not affected
|
|
| 16.04 LTS xenial |
Not affected
|
|
| 14.04 LTS trusty |
Not affected
|
|
| ruby2.3 | 25.10 questing | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 16.04 LTS xenial |
Vulnerable
|
|
| ruby2.5 | 25.10 questing | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 18.04 LTS bionic |
Vulnerable
|
|
| ruby2.7 | 25.10 questing | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 20.04 LTS focal |
Vulnerable
|
|
| ruby3.0 | 25.10 questing | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy |
Vulnerable
|
|
| ruby3.2 | 25.10 questing | Not in release |
| 24.04 LTS noble |
Vulnerable
|
|
| 22.04 LTS jammy | Not in release | |
| ruby3.3 | 25.10 questing |
Vulnerable
|
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release |
Notes
mdeslaur
This was introduced in the fix for CVE-2024-41123, which was backported to all our releases Introduced by: https://github.com/ruby/rexml/commit/e2546e6ecade16b04c9ee528e5be8509fe16c2d6