🔐 CVE Alert

CVE-2026-66672

CRITICAL 9.8

WordPress Flatastic theme <= 2.0 - PHP Object Injection vulnerability

CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th

Unauthenticated PHP Object Injection in Flatastic <= 2.0 versions.

CWE CWE-502
Vendor monkeysan
Product flatastic
Published Aug 20, 2026
Last Updated Aug 20, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

Monkeysan / Flatastic
n/a ≤ 2.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗
patchstack.com: https://patchstack.com/database/wordpress/theme/flatastic/vulnerability/wordpress-flatastic-theme-2-0-php-object-injection-vulnerability?_s_id=cve

Credits

João Pedro S Alcântara (Kinorth) | Patchstack Bug Bounty Program