xml_security.rb in the ruby-saml gem before 1.0.0 for Ruby allows XPath injection and code execution because prepared statements are not used
Published May 27, 2023
9.8
CRITICALCVSS 3.1
EPSS 1.33%
Description
xml_security.rb in the ruby-saml gem before 1.0.0 for Ruby allows XPath injection and code execution because prepared statements are not used.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
YesTechnical Impact
TotalDecision
n/aAssessed Jan 14, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2023–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.33% (0.01332) | 70.07th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.33% (0.01332) | 67.30th | v5 (v2026.06.15) |
| Mar 29, 2025 | 1.21% (0.01211) | 66.37th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.19% (0.00193) | 39.18th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.25% (0.00253) | 65.66th | v3 (v2023.03.01) |
| Jun 28, 2024 | 0.19% (0.00195) | 57.34th | v3 (v2023.03.01) |
| Jun 2, 2024 | 0.17% (0.00167) | 53.41th | v3 (v2023.03.01) |
| Apr 26, 2024 | 0.14% (0.00145) | 49.74th | v3 (v2023.03.01) |
| Jul 6, 2023 | 0.10% (0.00105) | 41.70th | v3 (v2023.03.01) |
| Jun 6, 2023 | 0.07% (0.00074) | 30.23th | v3 (v2023.03.01) |
| May 28, 2023 | 0.04% (0.00045) | 12.27th | v3 (v2023.03.01) |
References (9)
- https://github.com/SAML-Toolkits/ruby-saml/commit/9853651b96b99653ea8627d757d46bfe62ab6448 Patch
- https://github.com/SAML-Toolkits/ruby-saml/compare/v0.9.2...v1.0.0 Patch
- https://github.com/SAML-Toolkits/ruby-saml/pull/225 Issue Tracking
- https://github.com/advisories/GHSA-r364-2pj4-pf7f Advisory
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ruby-saml/CVE-2015-20108.yml
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ruby-saml/OSVDB-124991.yml Third Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-20108
- https://security.netapp.com/advisory/ntap-20230703-0003
- https://security.snyk.io/vuln/SNYK-RUBY-RUBYSAML-20217
Change history (0)
No recorded changes yet.