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Noroxi
NVD / CVE Program· CNA WPScan

CVE-2024-4057: Gutenberg Blocks by Kadence Blocks < 3.2.37 - Contributor+ Stored XSS

Noroxi assessment

Priority: Monitor (action score 24/100)

  • The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
  • Probability of exploitation in the next 30 days: 0.36% (FIRST EPSS).
  • Anyone who can reach it over the internet can trigger it. No account or password is required. A user must open a link or visit a page. No special conditions are required; it is repeatable.
  • Fixed version: Unknown Gutenberg Blocks with AI by Kadence WP 3.2.37.
  • Mentioned 1 time in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Low priority for now. Upgrade to Unknown Gutenberg Blocks with AI by Kadence WP 3.2.37 or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

The Gutenberg Blocks with AI by Kadence WP WordPress plugin before 3.2.37 does not validate and escape some of its block attributes before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

MediumCVSS 6.1 · v3.1—No exploit Fix available
Published
Jun 4, 2024
Updated
Jun 17, 2026
EPSS
0.3% · 30th percentile

Report tools

JSON

Action score

24

Monitor

Low priority for now.

CVSS
24 / 40 · 6.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.3%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

Is Kadence Blocks — Page Builder Toolkit for Gutenberg Editor on your site?

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Is Kadence Blocks — Page Builder Toolkit for Gutenberg Editor on your site?

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
kadencewpgutenberg blocks with ai

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • kadencewp gutenberg blocks with aibefore 3.2.27

Versions reported by the vendor

Affected version ranges reported by the assigning authority (WPScan). Independent of NVD's CPE analysis and usually ahead of it.

  • Unknown Gutenberg Blocks with AI by Kadence WP

    • before 3.2.37affected · semver

Same product

kadencewp: all records

Other highest-scoring records for the same primary product.

  • CVE-2025-24753WordPress Kadence Blocks plugin <= 3.3.1 - Broken Access Control vulnerability
    35Monitor
  • CVE-2024-2509Gutenberg Blocks by Kadence Blocks < 3.2.26 - Contributor+ Stored XSS
    26Monitor
  • CVE-2024-24888WordPress Gutenberg Blocks by Kadence Blocks plugin <= 3.2.25 - Server Side Request Forgery (SSRF) vulnerability
    26Monitor

Published before and after this one in the same product

  • ← EarlierCVE-2024-3189May 14, 2024 · Gutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.2.37 - Authenticated (Contributor+) Stored Cross-Site Scripting
    21Monitor
  • ← EarlierCVE-2024-4208May 14, 2024 · Gutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.2.37 - Authenticated (Contributor+) Stored Cross-Site Scripting via Typer Effect
    21Monitor
  • Later →CVE-2024-4863Jun 14, 2024 · Gutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.2.38 - Authenticated (Contributor+) Stored Cross-Site Scripting via titleFont Parameter
    21Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
Unknown Gutenberg Blocks with AI by Kadence WP3.2.37Vendor (CNA)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

No history yet (it accumulates with the daily EPSS job).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2024-250960 days apartGutenberg Blocks by Kadence Blocks < 3.2.26 - Contributor+ Stored XSS
    26Monitor
  • CVE-2024-486310 days apartGutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.2.38 - Authenticated (Contributor+) Stored Cross-Site Scripting via titleFont Parameter
    21Monitor
  • CVE-2024-318921 days apartGutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.2.37 - Authenticated (Contributor+) Stored Cross-Site Scripting
    21Monitor
  • CVE-2024-420821 days apartGutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.2.37 - Authenticated (Contributor+) Stored Cross-Site Scripting via Typer Effect
    21Monitor
  • CVE-2024-420921 days apartGutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.2.36 - Authenticated (Contributor+) Stored Cross-Site Scripting via Countdown Timer
    21Monitor
  • CVE-2024-448121 days apartGutenberg Blocks with AI by Kadence WP <= 3.2.36 - Authenticated (Contributor+) Stored Cross-Site Scripting via Block Link
    21Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

National notice (Türkiye Cybersecurity Directorate / USOM)

Official security notices citing this record; remediation advice is on the agency's page.

All national notices →

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • A user must open a link or visit a page.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
low · data can be read
Integrity
low · data or configuration can be modified
Availability
none

Impact can extend beyond the vulnerable component (scope changes).

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Changed
Confidentiality impact
Low
Integrity impact
Low
Availability impact
None

Weakness class (CWE)

CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

nvd-secondary

Root cause

User content is inserted into the page as HTML. The browser interprets the content as code rather than data.

The bug in code

The whole CWE-79 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
commentEl.innerHTML = comment.body;

Fixed

ts
commentEl.textContent = comment.body;

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Change log

  1. Fix✗ → ✓

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