What is CVE-2026-64871?

CVE-2026-64871 is a medium-severity vulnerability in Regularlabs.com Cache Cleaner Extension For Joomla, classified under Improper Access Control. CVSS score: 5.4/10. Published 2026-07-23.

How severe is CVE-2026-64871?

Medium severity. CVSS v3 base score is 5.4 out of 10.

CSRF in Regularlabs.com Cache Cleaner Extension For Joomla

CVE-2026-64871

Joomla Extension - regularlabs.com - Inconsistent CSRF token checks / privilege checks in Cache Cleaner extension - Administrator URL purges did not consistently require a valid token and cache-management permission.

EPSS: 0.001 (0.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Regularlabs.com Cache Cleaner Extension For Joomla — versions 1.0.0-9.7.6

Weakness classification (CWE)

CWE-284 — Improper Access Control
CWE-352 — Cross-Site Request Forgery (CSRF)

References

security@joomla.org (product)

Frequently asked questions

What is CVE-2026-64871?: CVE-2026-64871 is a medium-severity vulnerability in Regularlabs.com Cache Cleaner Extension For Joomla, classified under Improper Access Control. CVSS score: 5.4/10. Published 2026-07-23.
How severe is CVE-2026-64871?: Medium severity. CVSS v3 base score is 5.4 out of 10.