Severity:

CRITICAL RISK

(9.8)

Unrestricted File Upload (CWE-434) in WebStack WordPress Theme io_img_upload()

CVE-2026-1555

Published:

Apr 14, 2026

Status:

Deferred

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Vulnerability Type

Vulnerability Type

Category:

Unrestricted File Upload

CWE:

CWE-434

Impact:

Potential Remote Code Execution via Arbitrary File Upload

Severity:

CRITICAL RISK

(9.8)

CVSS Version:

3.1

Vulnerability Type

Category:

Unrestricted File Upload

CWE:

CWE-434

Impact:

Potential Remote Code Execution via Arbitrary File Upload

Severity:

CRITICAL RISK

(9.8)

CVSS Version:

3.1

Catch This CVE While Code Is Being Written

Detect vulnerable code directly in pull requests, so CVEs are fixed before merge.