CVE-2021-23127

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

An issue was discovered in Joomla! 3.2.0 through 3.9.24. Usage of an insufficient length for the 2FA secret accoring to RFC 4226 of 10 bytes vs 20 bytes.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected software

No affected versions have been published.

Timeline

Published
Mar 4, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-23127: Critical severity, CVSS 9.1 | Vulnix