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TI-2021-03311 Aliases CVE-2021-4455GHSA-f33h-gm37-5r83

Wordpress Plugin Smart Product Review <= 1.0.4 - Unauthenticated Arbitrary File Upload

Priority MEDIUM 50CWE-434Published · 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-434.

Summary

The Wordpress Plugin Smart Product Review plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in all versions up to, and including, 1.0.4. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00807 57th 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
CodeflistWordpress Plugin Smart Product Reviewup to 1.0.4—No fix listedCNA
  • Wordpress Plugin Smart Product Review VendorCodeflist Affected up to 1.0.4 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-2021-4455
  2. 2026-10-03 Alias added: GHSA-f33h-gm37-5r83

References

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences