What’s Vulnerable › Vulnerabilities

CVE-2017-16634

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-11-10 · updated 2026-06-17
• Weakness: CWE-287

Description

In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication method.

Affected products

• Joomla!: from 3.2.0 through 3.8.1

References

• http://www.securityfocus.com/bid/101701
• http://www.securitytracker.com/id/1039757
• https://developer.joomla.org/security-centre/713-20171102-core-2-factor-authentication-bypass
• http://www.securityfocus.com/bid/101701
• http://www.securitytracker.com/id/1039757
• https://developer.joomla.org/security-centre/713-20171102-core-2-factor-authentication-bypass

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