CVE-2026-42718 Pluggabl CVE debrief

Who should care

Defenders responsible for WooCommerce installations using the Booster for WooCommerce plugin should assess exposure and apply patches or mitigations.

Why it matters

Defenders should prioritize verifying exposure and applying patches or mitigations for the Unauthenticated PHP Object Injection vulnerability in Booster for WooCommerce plugin versions up to 8.4.0, as it may lead to code execution, data breaches, or unauthorized access.

• Potential code execution on vulnerable systems
• Possible data breaches or unauthorized access
• Required verification of exposure and patch application

Technical summary

The Booster for WooCommerce plugin versions up to 8.4.0 are vulnerable to unauthenticated PHP Object Injection due to inadequate input validation and sanitization. This vulnerability allows attackers to inject malicious PHP objects, potentially leading to code execution, data breaches, or unauthorized access. Defenders should prioritize verifying exposure and applying patches

Defensive priority

Defenders should prioritize verifying exposure and applying patches or mitigations.

Recommended defensive actions

• Verify exposure of WooCommerce installations using Booster for WooCommerce plugin versions up to 8.4.0
• Apply patches or mitigations provided by the vendor
• Monitor for potential exploitation attempts

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability.

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.