Description
The Post Grid WordPress plugin before 7.9.5 does not limit an expansion of the WordPress allowed-HTML list to its own markup and applies it site-wide, allowing users with the Contributor role and above to store iframe, style and input elements that are normally stripped from their content, leading to HTML injection (phishing frames, CSS defacement and spoofed input forms) that renders to any visitor and to administrators reviewing the content.
Published: 2026-09-24
Score: n/a
EPSS: n/a
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 24 Sep 2026 06:15:00 +0000

Type Values Removed Values Added
Description The Post Grid WordPress plugin before 7.9.5 does not limit an expansion of the WordPress allowed-HTML list to its own markup and applies it site-wide, allowing users with the Contributor role and above to store iframe, style and input elements that are normally stripped from their content, leading to HTML injection (phishing frames, CSS defacement and spoofed input forms) that renders to any visitor and to administrators reviewing the content.
Title The Post Grid < 7.9.5 - Contributor+ Stored HTML/iframe Injection via wp_kses_post Allow-List Widening
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-09-24T06:00:17.441Z

Reserved: 2026-09-01T07:35:59.908Z

Link: CVE-2026-84151

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-24T06:17:01.873

Modified: 2026-09-24T06:17:01.873

Link: CVE-2026-84151

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.