Medium severity · published Jul 23, 2026
CVE-2026-64871
Joomla Extension - regularlabs.com - Inconsistent CSRF token checks / privilege checks in Cache Cleaner extension
5.4
CVSS
0.1%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CC
Cache Cleaner extension for Joomla · regularlabs.com
1.0.0-9.7.6 · source: vendor
Affected product
CC
Cache Cleaner extension for Joomla
regularlabs.com
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-64871
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-64871
regularlabs.com
https://regularlabs.com/
More from Cache Cleaner extension for Joomla
8.0
CVE-2026-63265
Joomla Extension - regularlabs.com - Inconsistent CSRF token checks / privilege checks in various Regular Labs extension AJAX endpoints