OneLogin Ruby-SAML 1.6.0 and earlier may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.
CVE-2017-11428
This high-severity CVE scores 7.7 under NVD CVSS v3. EPSS exploit probability: 0.6%, top 31% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.7
- EG Score
- 7.7(medium)
- EPSS
- 83.1%
- KEV
- Not listed
Published
April 17, 2019
Last Modified
November 21, 2024
References (4)
- security@duohttps://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implementations
- security@duohttps://www.kb.cert.org/vuls/id/475445
- af854a3a-2127-422b-91ae-364da2661108https://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implementations
- af854a3a-2127-422b-91ae-364da2661108https://www.kb.cert.org/vuls/id/475445
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | ruby-saml (1.13.0-1ubuntu0.1) @ jammy | 2026-05-27 | ubuntu |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
RubyGems(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| ruby-saml | 0.0.5 ... 1.6.2 (68 versions) | 1.7.0 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(1)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 13× in last 7d / 40× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 14:04 UTCEPSS rescore
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- 2026-07-20 18:02 UTCOSV refresh
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- 2026-07-05 02:27 UTCEPSS rescore
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- 2026-06-15 03:13 UTCOSV refresh
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- 2026-05-27 20:33 UTCEG score recompute
- 2026-05-27 20:33 UTCVendor advisory
- 2026-05-27 13:38 UTCEPSS rescore
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- 2026-05-26 13:42 UTCEPSS rescore
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- 2026-05-26 07:17 UTCEPSS rescore
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- 2026-05-24 16:21 UTCOSV refresh
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Frequently asked(5)
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Dependency Blast Radius
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