Improper authentication in Wizkunde SAMLBase
Priority LOW 36CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-287.
Summary
Wizkunde SAMLBase 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.
Why it matters now
EPSS 0.0166 76th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed SAMLBase (Wizkunde): 1.2.7gogentooss/samlbase (Packagist): 1.2.7
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Wizkunde | SAMLBase | before 1.2.7 | 1.2.7 | Patch available | CNA |
| — | gogentooss/samlbase (Packagist) | before 1.2.7 | 1.2.7 | Patch available | GHSA-7gh2-8q93-87hp |
- SAMLBase VendorWizkunde Affected before 1.2.7 Fixed in 1.2.7 Patch available CNA
- gogentooss/samlbase (Packagist) Vendor— Affected before 1.2.7 Fixed in 1.2.7 Patch available GHSA-7gh2-8q93-87hp
Remediation
- Fix · CNA SAMLBase (Wizkunde) Fixed in 1.2.7
- Fix · GHSA-7gh2-8q93-87hp gogentooss/samlbase (Packagist) Fixed in 1.2.7 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2018-5387
- 2026-10-03 Alias added: GHSA-7gh2-8q93-87hp
References
Patch 2
Sources
- CVE-2018-5387 · CVE Program
- CVE-2018-5387 · NVD
- FIRST EPSS
- GHSA-7gh2-8q93-87hp · GitHub Advisory Database · CC BY 4.0
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