Is CVE-2026-42643 actively exploited?

CVE-2026-42643 has no public evidence of in-the-wild exploitation as of 2026-04-29.

What is the CVSS score for CVE-2026-42643?

CVE-2026-42643 has a CVSS score of 5.9 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L.

How do I patch CVE-2026-42643?

Vendor patch guidance is linked from the references on this page. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-42643.

Which products are affected by CVE-2026-42643?

Affected products for CVE-2026-42643 are listed on this page once vendor data becomes available.

CVE-2026-42643 - remediation guidance & executive summary

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in StellarWP Image Widget image-widget allows Stored XSS.This issue affects Image Widget: from n/a through <= 4.4.11.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Attack Vector: network
Complexity: low
Privileges: high
User Action: required
Scope: changed
Confidentiality: low
Integrity: low
Availability: low
Weaknesses: CWE-79 · Cross-site Scripting (XSS)

Metadata

Primary Vendor: UNKNOWN
Published: 4/29/2026
Last Modified: 4/29/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2026-42643

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary