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Elementor < 4.3.6 - Contributor+ Stored XSS via Element ID

Exploited
No known exploitation
Fix
Fixed in 4.3.6
Who is exposed
Not reported

Do first: Upgrade to a fixed version: 4.3.6.

Published
Last modified
Reference
Last checked
0/100 · provisional
None on Exploit-DB, Metasploit or GitHub

Summary

Elementor Website Builder, a WordPress plugin, is affected by a stored cross-site scripting flaw in which an element identifier is rendered without validation or escaping. A user with the Contributor role can store scripts that run in the browser of anyone who views the affected content, including an administrator reviewing it for publication.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

The Elementor Website Builder WordPress plugin before 4.3.6 does not validate or escape an element identifier before rendering it into a client-side framework attribute that is evaluated as JavaScript, allowing users with the Contributor role to store scripts that execute in the browser of anyone viewing the affected content, including an administrator reviewing the submission for publication.

cve.now Index

0Pcve.now Index 0 of 100 · methodology v3 · provisional
  • Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
  • Exposure?/25Unknown. No advisory context yet
  • Reach?/20Unknown. No tracked technology or package matched
  • Severity?/10Unknown. No CVSS score or vendor rating
  • No patch0/5No signal

What would change the score

  • Would score about 55 if added to CISA KEV
  • Would score about 50 if CISA's SSVC rates exploitation active
  • Would score about 22 if advisories confirm default setups are exposed

What to do

  • Upgrade to a fixed version: 4.3.6.

Check your systems with an agent

Paste this into a coding or ops agent. It checks your systems read-only and reports a table per asset.

Check whether my systems are affected by CVE-2026-104718 (Elementor < 4.3.6 - Contributor+ Stored XSS via Element ID), using the cve.now data below.

Rules: work read-only. Do not run exploit code, proof-of-concept scripts or scanners that send attack payloads, and do not change any configuration, package, image or deployment. Report findings only.

What cve.now has for CVE-2026-104718 (entry last updated 2026-11-11):
Affected:
- Unknown Elementor Website Builder: fixed in 4.3.6
Fixed versions: 4.3.6.
Setup: unknown whether the bug needs a non-default feature or setting. Check the advisory.
CISA KEV: CVE-2026-104718 is not listed as of cve.now's last read.
This KEV status is for CVE-2026-104718 only. If you also check another CVE, look up its own KEV status; never assume it from this one.

How to check:
- Installed software: check what is actually running, not what a repo declares. Read the version from each host, container image and Kubernetes node (the binary's version output, the OS package database, image layers), and check whether the conditions above hold there. Distribution packages may carry a backported fix under an older version number; confirm against the distribution's own advisory.

Verify against the linked advisories before concluding, and cite the date you read each one:
- the references on https://cve.now/CVE-2026-104718
Do not conclude an asset is unaffected unless you checked it and the evidence covers both its version and the conditions above. If you could not check something, mark it unknown and say what is missing.

Report a table with one row per asset and these columns: Asset | Version or build | Status (affected, fixed, not applicable, unknown) | Compensating controls | Exposure (internet-facing, internal, none) | Evidence | Next action.

Entry: https://cve.now/CVE-2026-104718
For follow-up questions, use the cve.now MCP server at https://mcp.cve.now/mcp (no authentication), for example get_vulnerability with id CVE-2026-104718.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • Unknown Elementor Website Builder

    fixed in 4.3.6

Evidence 3

CVE record · 2

Establishes: The identifier and description.

  1. Record
  2. Record

Public exploit code · 1

Establishes: Public exploit code exists (Exploit-DB, Metasploit, Nuclei and GitHub).

  1. Exploit

Corrections

None so far.

Something wrong on this page? Report an error. Every fix is listed here.

Questions about CVE-2026-104718

Is CVE-2026-104718 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

Which versions are affected by CVE-2026-104718?

Elementor Website Builder: before 4.3.6.Source: cve.now feed data

How do I fix CVE-2026-104718?

Upgrade to a fixed version: 4.3.6.Source: cve.now feed data