MEDIUMCVE-2026-5243CVSS 6.4

CVE-2026-5243: XSS in The Plus Addons for Elementor

Platform

wordpress

Component

the-plus-addons-for-elementor-page-builder

Fixed in

6.4.12

CVE-2026-5243 describes a stored Cross-Site Scripting (XSS) vulnerability discovered in The Plus Addons for Elementor, a popular WordPress plugin. This flaw allows authenticated attackers, possessing contributor-level access or higher, to inject arbitrary web scripts. Successful exploitation can lead to session hijacking, defacement, or other malicious actions impacting website visitors. The vulnerability affects versions from 0.0.0 up to and including 6.4.11, and a patch is available in version 6.4.12.

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Impact and Attack Scenarios

The primary impact of CVE-2026-5243 is the ability for an attacker to execute arbitrary JavaScript code within the context of a user's browser. This can be leveraged to steal session cookies, allowing the attacker to impersonate the user. Malicious scripts could also be used to redirect users to phishing sites, deface the website, or inject malware. Given the plugin's popularity and integration with Elementor, a widely used page builder, a successful attack could impact a large number of WordPress sites. The requirement for contributor-level access limits the immediate attack surface, but it's still a significant risk for sites with poorly managed user permissions.

Exploitation Context

CVE-2026-5243 was published on May 14, 2026. The vulnerability is not currently listed on KEV (Known Exploited Vulnerabilities) as of this writing. The EPSS (Exploit Prediction Scoring System) score is likely to be medium, reflecting the requirement for authenticated access and the availability of a straightforward fix. Public proof-of-concept (POC) code is currently unavailable, but the vulnerability's nature makes it likely that such code will emerge. Refer to the official The Plus Addons for Elementor advisory for further details.

Threat Intelligence

Exploit Status

Proof of ConceptUnknown
CISA KEVNO
Internet ExposureHigh

CISA SSVC

Exploitationnone
Automatableno
Technical Impactpartial

CVSS Vector

THREAT INTELLIGENCE· CVSS 3.1CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N6.4MEDIUMAttack VectorNetworkHow the attacker reaches the targetAttack ComplexityLowConditions required to exploitPrivileges RequiredLowAuthentication level needed to attackUser InteractionNoneWhether a victim must take actionScopeChangedImpact beyond the vulnerable componentConfidentialityLowRisk of sensitive data exposureIntegrityLowRisk of unauthorized data modificationAvailabilityNoneRisk of service disruptionnextguardhq.com · CVSS v3.1 Base Score
What do these metrics mean?
Attack Vector
Network — remotely exploitable over the internet. No physical or local access required. Widest attack surface.
Attack Complexity
Low — no special conditions required. Attacker can exploit reliably without depending on rare configurations or timing.
Privileges Required
Low — any valid user account is sufficient. Basic authenticated access required.
User Interaction
None — attack is automatic and silent. Victim does nothing: no click, no file open.
Scope
Changed — successful attack can pivot beyond the vulnerable component to other systems or the host OS.
Confidentiality
Low — partial or indirect data access. Attacker gains limited information.
Integrity
Low — attacker can modify some data with limited scope or impact.
Availability
None — no availability impact. Service remains fully operational.

Affected Software

Componentthe-plus-addons-for-elementor-page-builder
Vendorwordfence
Minimum version0.0.0
Maximum version6.4.11
Fixed in6.4.12

Weakness Classification (CWE)

Timeline

  1. Reserved
  2. Published

Mitigation and Workarounds

The most effective mitigation for CVE-2026-5243 is to immediately upgrade The Plus Addons for Elementor to version 6.4.12 or later. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider temporarily restricting access to the Navigation Menu Lite widget to trusted administrators only. While not a complete solution, this can reduce the attack surface. Web Application Firewalls (WAFs) configured to detect and block XSS payloads targeting the menuhoverclick parameter can provide an additional layer of protection. Regularly review user permissions and ensure that only necessary roles are granted to contributors.

How to fix

Update to version 6.4.12, or a newer patched version

Frequently asked questions

What is CVE-2026-5243 — XSS in The Plus Addons for Elementor?

CVE-2026-5243 is a stored Cross-Site Scripting (XSS) vulnerability affecting The Plus Addons for Elementor WordPress plugin. It allows authenticated attackers to inject malicious scripts via the menuhoverclick parameter, potentially leading to session hijacking and defacement.

Am I affected by CVE-2026-5243 in The Plus Addons for Elementor?

You are affected if you are using The Plus Addons for Elementor plugin in versions 0.0.0 through 6.4.11. Check your plugin version and upgrade immediately if vulnerable.

How do I fix CVE-2026-5243 in The Plus Addons for Elementor?

Upgrade The Plus Addons for Elementor plugin to version 6.4.12 or later. If immediate upgrade is not possible, restrict access to the Navigation Menu Lite widget to trusted administrators.

Is CVE-2026-5243 being actively exploited?

As of the current date, there are no confirmed reports of active exploitation in the wild. However, the vulnerability's nature makes it likely that exploitation attempts may occur.

Where can I find the official The Plus Addons for Elementor advisory for CVE-2026-5243?

Refer to the official The Plus Addons for Elementor website and WordPress plugin repository for the latest advisory and update information. Search for CVE-2026-5243 on their support pages.

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