The Clearfy Cache WordPress plugin before 2.4.3 does not restrict the classes allowed when unserializing settings-import data, allowing users with administrator access to perform PHP Object Injection attacks, which may lead to remote code execution when a suitable gadget chain is present in the environment.
History

Mon, 03 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 03 Aug 2026 09:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-502

Mon, 03 Aug 2026 08:30:00 +0000

Type Values Removed Values Added
First Time appeared Clearfy Cache
Clearfy Cache clearfy Cache
Wordpress
Wordpress wordpress
Vendors & Products Clearfy Cache
Clearfy Cache clearfy Cache
Wordpress
Wordpress wordpress

Mon, 03 Aug 2026 06:45:00 +0000

Type Values Removed Values Added
Description The Clearfy Cache WordPress plugin before 2.4.3 does not restrict the classes allowed when unserializing settings-import data, allowing users with administrator access to perform PHP Object Injection attacks, which may lead to remote code execution when a suitable gadget chain is present in the environment.
Title Clearfy < 2.4.3 - Admin+ PHP Object Injection via Settings Import
References

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-03T16:17:31.750Z

Reserved: 2026-07-20T12:30:02.838Z

Link: CVE-2026-16297

cve-icon Vulnrichment

Updated: 2026-08-03T16:16:45.483Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-04T21:30:12Z