Findings

Vulnerability · CVE-2020-28650

wpbakery page_builder Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Published Oct 7, 2020 · corrected/updated Oct 7, 2020 · wpbakery page_builder · evidence confidence very high

The WPBakery plugin before 6.4.1 for WordPress allows XSS because it calls kses_remove_filters to disable the standard WordPress XSS protection mechanism for the Author and Contributor roles.

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2020-28650 is a unknown public vulnerability record for wpbakery page_builder. CISA lists it as known exploited. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether wpbakery page_builder is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: wpbakery page_builder. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: no CVSS/EPSS yet. CISA lists it as known exploited. Sources contributing to this record: cve_org, vulncheck_kev. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

  • Exploitation evidence

    Confirmed in CISA KEV since Oct 7, 2020. Listed in CISA KEV and VulnCheck KEV.

  • Patch and remediation

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Technology hubs

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 7, 2020 · VulnCheck KEV

    Detected

    The WPBakery plugin before 6.4.1 for WordPress allows XSS because it calls kses_remove_filters to disable the standard WordPress XSS protection mechanism for the Author and Contributor roles.

  2. Oct 7, 2020 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Affected

  • vendor wpbakery page_builderversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2020-28650

    Official CVE identifier

    cve.org
  • VulnCheck KEVConfirmed exploitationCVE-2020-28650

    The WPBakery plugin before 6.4.1 for WordPress allows XSS because it calls kses_remove_filters to disable the standard WordPress XSS protection mechanism for the Author and Contributor roles.

    vulncheck.com

References