Read the docs
TI-2026-47341 Aliases CVE-2026-66672GHSA-mwfw-263q-69wc

WordPress Flatastic theme <= 2.0 - PHP Object Injection vulnerability

Priority MEDIUM 50CWE-502Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-502.

Summary

Unauthenticated PHP Object Injection in Flatastic <= 2.0 versions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00564 47th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MonkeysanFlatasticup to 2.0—No fix listedCNA
  • Flatastic VendorMonkeysan Affected up to 2.0 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-66672
  2. 2026-10-03 Alias added: GHSA-mwfw-263q-69wc

References

  • TI-2026-47342 WordPress Flatastic theme <= 2.0 - Reflected Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1

Sources