What’s Vulnerable › Vulnerabilities

CVE-2019-20173

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-05 · updated 2026-06-17
• Weakness: CWE-79

Description

The Auth0 wp-auth0 plugin 3.11.x before 3.11.3 for WordPress allows XSS via a wle parameter associated with wp-login.php.

Affected products

• auth0 Login by Auth0: from 3.11.0 before 3.11.3 — fixed in 3.11.3

How to fix

Upgrade to a fixed version: auth0 Login by Auth0 3.11.3. Check the vendor advisory for mitigations.

References

• https://auth0.com/docs/security/bulletins/cve-2019-20173
• https://github.com/auth0/wp-auth0/releases/tag/3.11.3
• https://wpvulndb.com/vulnerabilities/10059
• https://auth0.com/docs/security/bulletins/cve-2019-20173
• https://github.com/auth0/wp-auth0/releases/tag/3.11.3
• https://wpvulndb.com/vulnerabilities/10059

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