CVE-2026-66569 axiomthemes CVE debrief

Who should care

WordPress administrators, security teams, and developers using the Kicker theme should assess exposure and apply remediation to prevent potential exploitation.

Why it matters

CVE-2026-66569 is a critical vulnerability in the Kicker theme for WordPress, allowing unauthenticated PHP object injection. WordPress administrators and security teams should assess exposure and apply remediation to prevent potential exploitation.

• Potential for unauthenticated PHP object injection, allowing for code execution.
• Possible impact on WordPress installations using the Kicker theme version 2.2.1 or earlier.
• Need for verification of system configurations and monitoring for exploitation attempts.

Technical summary

CVE-2026-66569 is a critical vulnerability in the Kicker theme for WordPress, allowing unauthenticated PHP object injection. The vulnerability has a CVSS score of 9.8 and affects versions up to 2.2.1.

Defensive priority

High priority should be given to assessing exposure and applying remediation, as the vulnerability has a critical CVSS score of 9.8.

Recommended defensive actions

• Assess exposure of WordPress installations using the Kicker theme version 2.2.1 or earlier.
• Apply remediation by updating the Kicker theme to a version that addresses this vulnerability.
• Verify system configurations and monitor for potential exploitation attempts.

Evidence notes

The vulnerability was reported by Patchstack and is tracked under CVE-2026-66569. The NVD entry is currently in the 'Received' status.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.