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CVE-2021-4444 - product_filter Plugin

CVE-2021-4444

The Product Filter by WooBeWoo plugin for WordPress is vulnerable to authorization bypass in versions up to, and including 1.4.9 due to missing authorization checks on various functions. This makes it possible for unauthenticated attackers to perform unauthorized actions such as creating new filters and injecting malicious javascript into a vulnerable site. This was actively exploited at the time of discovery.

CVE-2021-4444

HIGH CVSS 7.3 Published 2024-10-16 Updated 2024-10-16
AI Risk Critical (98/100) Active Exploit: In the wild Published Exploit: No public exploit references Priority: P1 Immediate
Severity Band HIGH
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected Components 1
Reference Links 2
AI Risk Engine Critical (98/100)
Exploitability Very High
Active Exploitation In the wild
Published Exploit Status No public exploit references

Threat Timeline

  1. 2024-10-16 CVE published and first recorded in the threat feed.
  2. 2024-10-16 Record updated with latest vulnerability metadata.
  3. 2026-04-11 AI technical context refreshed for mitigation and impact guidance.
  4. Now Monitoring for follow-up changes, linked references, and new related CVEs.

AI Context

Machine-generated threat intelligence

AI Updated 5 days ago

AI enriched 5 days ago (2026-04-11 00:08 UTC)

Technical Summary

The Product Filter by WooBeWoo plugin for WordPress is vulnerable to authorization bypass in versions up to, and including 1.4.9 due to missing authorization checks on various functions. This makes it possible for unauthenticated attackers to perform unauthorized actions such as creating new filters and injecting malicious javascript into a vulnerable site. This was actively exploited at the time of discovery.

Potential Impact

Severity is HIGH (CVSS 7.3). Depending on deployment context, affected components may be exposed to unauthorized actions or data integrity risk.

Exploitability Assessment

Exploitability is assessed as Very High based on active exploitation indicators, remote code execution potential, low-bar exploit prerequisites.

Primary risk drivers: active exploitation indicators, remote code execution potential, low-bar exploit prerequisites

Mitigation Recommendations

Validate affected product versions, prioritize patching, and monitor references for vendor remediation guidance. If immediate patching is not possible, apply compensating controls and limit exposure of vulnerable surfaces.

Detection & Monitoring

Track authentication anomalies, unexpected file writes, and suspicious plugin API activity around affected components.

Business Impact Lens

AI risk score 98/100 (Critical, Very High) with priority P1 Immediate. Prioritize remediation where affected components process customer data, admin sessions, or Internet-exposed workflows.

Affected Products

product_filter PLUGIN · product-filter Affected: >= 0, <= 1.4.9 Fixed version not specified
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