Cyber Resilience

CVE-2024-4400

Medium

Published: 16 May 2024

Published
16 May 2024
Modified
08 April 2026
KEV Added
Patch
CVSS Score v3.1 6.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
EPSS Score 0.0024 46.6th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-4400 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Boldgrid Post And Page Builder. Its CVSS base score is 6.4 (Medium).

Operationally, ranked at the 46.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

The Post and Page Builder by BoldGrid – Visual Drag and Drop Editor plguin for WordPress is vulnerable to Stored Cross-Site Scripting via an unknown parameter in versions up to, and including, 1.26.4 due to insufficient input sanitization and output…

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escaping. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

boldgrid
post and page builder
≤ 1.26.5

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References