CVE-2024-2039

Stackable – Page Builder Gutenberg Blocks <= 3.12.11 - Authenticated(Contributor+) Stored Cross-Site Scripting via Posts Block

6.4 Medium

The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Post(v2) block title tag in all versions up to, and including, 3.12.11 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.45%Up 0.4 points since Apr 10, 2024

What each source reports

CVE List Score used 6.4

Stackable – Page Builder Gutenberg Blocks <= 3.12.11 - Authenticated(Contributor+) Stored Cross-Site Scripting via Posts Block

Record: CVE-2024-2039
CVSS 3.1: 6.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2024-27006 6.4

Record: EUVD-2024-27006
CVSS 3.1: 6.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-p25p-77fc-q58p 6.4

The Stackable – Page Builder Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross...

Record: GHSA-p25p-77fc-q58p
CVSS 3.1: 6.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 6.4

Record: CVE-2024-2039
CVSS 3.1: 6.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

bfintal stackable – page builder gutenberg blocks

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-2039 is a medium vulnerability (CVSS 6.4) in Bfintal Stackable – Page Builder Gutenberg Blocks, published April 9, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.45%, the 39th percentile. No source names a fixed version.