What is CVE-2021-23126?

CVE-2021-23126 is a medium-severity vulnerability in Joomla Joomla\!, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 5.3/10. Published 2021-03-04.

How severe is CVE-2021-23126?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Joomla Joomla\!

CVE-2021-23126

An issue was discovered in Joomla! 3.2.0 through 3.9.24. Usage of the insecure rand() function within the process of generating the 2FA secret.

EPSS: 0.011 (61.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Joomla Joomla\!
Joomla! Project Cms — versions 3.2.0-3.9.24

Weakness classification (CWE)

CWE-338 — Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

References

security@joomla.org (vendor-advisory, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-23126?: CVE-2021-23126 is a medium-severity vulnerability in Joomla Joomla\!, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 5.3/10. Published 2021-03-04.
How severe is CVE-2021-23126?: Medium severity. CVSS v3 base score is 5.3 out of 10.