CVE-2021-23127

—

CVSS 3.1

9.1 critical

EPSS

1%p69

Published

Mar 4, 2021 (Mar 4, 2021)

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.

Vendors: joomla
Products: joomla\!
Ecosystems: Joomla
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.3%)

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