5.3

CVE-2025-58767: ruby-lang rexml Uncontrolled Resource Consumption

CVSS: 5.3v3.1MediumAnalyzed
AliasesALPINE-CVE-2025-58767RHSA-2025:23140UBUNTU-CVE-2025-58767
Published 17-09-2025Last modified 17-09-2025
Open JSON

Vulnerability summary

CVE-2025-58767 is a medium (CVSS 5.3) Uncontrolled Resource Consumption vulnerability in ruby-lang rexml. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 15% of scored vulnerabilities.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
5.3/10
010
Medium · v3.1 (NVD)
EPSS score
0.25%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 7 · Related 9
OPENSUSE-SU-2026:21878-1RHSA-2025:23062RHSA-2025:23063RHSA-2025:23141RHSA-2025:23648RHSA-2025:23927

Timeline

  1. 17-09-2025
    PublishedVulnerability first disclosed.
  2. 17-09-2025
    Last modifiedVulnerability information updated.

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.

CVSS metrics

11 scores · 9 sources · 2 versions

EPSS trend

Probability

0.25%

Chance of exploitation in the next 30 days

Percentile

15%

Versus all other CVEs

30-day change

0.00 pp

From 0.25% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.25%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Chainguard55 products
  • gitlab-rails-ce-18.1All versions (No fix recorded)
  • gitlab-rails-ce-18.2All versions (No fix recorded)
  • gitlab-rails-ce-18.3< 18.3.2-r2
  • gitlab-rails-ce-assets-18.3< 18.3.2-r2
  • gitlab-rails-ce-assets-fips-18.3< 18.3.2-r1
Redhat42 products
  • ruby< 0:3.3.10-5.module+el9.4.0+23769+ab06e946
  • ruby-bundled-gems< 0:3.3.10-5.module+el9.4.0+23769+ab06e946
  • ruby-bundled-gems-debuginfo< 0:3.3.10-5.module+el9.4.0+23769+ab06e946
  • ruby-debuginfo< 0:3.3.10-5.module+el9.4.0+23769+ab06e946
  • ruby-debugsource< 0:3.3.10-5.module+el9.4.0+23769+ab06e946
Wolfi7 products
  • jruby-9.4< 9.4.15.0-r0
  • kube-fluentd-operator< 1.18.2-r48
  • kube-fluentd-operator-compat< 1.18.2-r48
  • kube-fluentd-operator-default-config< 1.18.2-r48
  • kube-fluentd-operator-oci-entrypoint< 1.18.2-r48
Ubuntu6 products
  • ruby2.3All versions (No fix recorded)
  • ruby2.5All versions (No fix recorded)
  • ruby2.7All versions (No fix recorded)
  • ruby3.0All versions (No fix recorded)
  • ruby3.2All versions (No fix recorded)
Alpine1 product
  • ruby-rexml≥ 3.3.3, < 3.4.4-r0
Debian1 product
  • ruby3.3All versions (No fix recorded)
Opensuse1 product
  • ruby3.4&distro=openSUSE Tumbleweed< 3.4.8-1.1
Ruby1 product
Ruby-lang1 product
RubyGems1 product
  • rexml≥ 3.3.3, < 3.4.2

10 vendors · 116 products

References

18 links
Show all 18 references