What’s Vulnerable › Vulnerabilities

CVE-2019-13483

• Severity: high (CVSS 7.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-07-25 · updated 2026-06-17
• Weakness: CWE-345

Description

Auth0 Passport-SharePoint before 0.4.0 does not validate the JWT signature of an Access Token before processing. This allows attackers to forge tokens and bypass authentication and authorization mechanisms.

Affected products

• auth0 Passport-Sharepoint: before 0.4.0 — fixed in 0.4.0

How to fix

Upgrade to a fixed version: auth0 Passport-Sharepoint 0.4.0. Check the vendor advisory for mitigations.

References

• https://auth0.com/docs/security/bulletins/cve-2019-13483
• https://auth0.com/docs/security/bulletins/cve-2019-13483

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