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Vulnerabilities and Security Researches

Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer, CVE-2026-16297

CVE, Research URL

CVE-2026-16297

Published on
Aug 03, 2026
Research 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.
Affected versions
max 2.4.3.
Status
vulnerable