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Avada Core CVE-2026-32454

| EUVDEUVD-2026-12007 MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2026-03-13 Patchstack
6.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

Multi-signal risk analysis reveals a LOW-to-MODERATE priority despite moderate CVSS score: (1) CVSS 6.5 (Medium) indicates broad attack surface (AV:N/AC:L) but is tempered by authentication requirement (PR:L) and user interaction dependency (UI:R), limiting actual impact scope; (2) EPSS 0.03% (8th percentile) indicates minimal observed exploitation activity in the wild, contradicting the moderate CVSS—this signal is most predictive of actual risk; (3) No KEV (Known Exploited Vulnerability) listing from CISA suggests no active weaponization; (4) Patchstack as sole reporter (not a CISA/NVD primary source) suggests limited visibility in widespread exploit toolkits; (5) Attack requires PR:L (low privilege user) + UI:R (user click), making opportunistic mass exploitation difficult. SSVC assessment: Exploitation likelihood is Low (no public POC referenced, EPSS confirms low activity), automatable impact is Low (requires user interaction), technical impact is Moderate (XSS can compromise session/data). Recommendation: Patch within standard maintenance windows; not a critical/emergency priority.

Exploit ScenarioDerived

An attacker with a low-privilege WordPress account (e.g., Contributor or Author role) crafts a malicious input containing JavaScript payload and injects it into a fusioncore component (e.g., theme option field, page builder element, custom post meta). When an administrator or other user visits the affected page and interacts with the vulnerable element (e.g., hovers, clicks, edits), the JavaScript executes in their browser session, potentially allowing the attacker to: steal session cookies/authentication tokens, redirect to phishing sites, deface content, or escalate privileges. No public POC is referenced in available sources, and the low EPSS score suggests active exploitation is minimal, reducing real-world threat likelihood.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 13, 2026

A DOM-based Cross-Site Scripting (XSS) vulnerability exists in ThemeFusion Avada Core plugin versions prior to 5.15.0, allowing authenticated users with low privileges to inject malicious scripts that execute in other users' browsers. The vulnerability requires user interaction (UI:R) and affects the confidentiality, integrity, and availability of affected WordPress installations. With an EPSS score of 0.03% (8th percentile), real-world exploitation probability is currently low, though the vulnerability is documented and patched.

RemediationAI

vendor_patch: Update Avada Core (fusion-core) plugin to version 5.15.0 or later; method: WordPress admin dashboard: Plugins > Updates > Update Avada Core, or manual download from Patchstack/ThemeFusion; priority: Standard (within 30 days of next maintenance window) workaround: If immediate patching is not possible, restrict plugin access to trusted administrators only via user role management; disable user-facing theme customization features if affected functionality identified detection: Monitor WordPress admin audit logs for suspicious script injection attempts; scan site via security plugins for XSS payloads in post content/settings

Affected VersionsENISA

Avada Core n/a ≤< 5.15.0

Affected Packages

euvd avada_core_n_a fix: 5.15.0

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is a DOM-based XSS (CWE-79: Improper Neutralization of Input During Web Page Generation) within the fusion-core plugin (CPE: cpe:2.3:a:themefusion:avada_core:*:*:*:*:*:*:*:*), a WordPress theme framework component developed by ThemeFusion. DOM-based XSS occurs when untrusted user input is processed by client-side JavaScript and rendered into the DOM without proper sanitization or encoding. Unlike reflected/stored XSS, DOM-based XSS flows entirely within the browser and may bypass server-side security controls. The vulnerability affects versions from an unspecified baseline through version 5.14.x, with remediation available in 5.15.0 and later. The root cause involves improper handling of user-controlled input in JavaScript code that directly manipulates the DOM.

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Severity by source

NVD PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

2
Patch available
Apr 16, 2026 - 05:29 EUVD
5.15.0
CVE Published
Mar 13, 2026 - 11:42 nvd
MEDIUM 6.5

DescriptionCVE.org

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ThemeFusion Avada Core fusion-core allows DOM-Based XSS.This issue affects Avada Core: from n/a through < 5.15.0.

Executive ViewAI

Why It Matters

CVE-2026-32454 presents notable security risk, a cross-site scripting vulnerability rated CVSS 6.5. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If patching is delayed: implement CSP headers, enable HttpOnly cookies, deploy WAF XSS rules.

Threat Intelligence Overview

EPSS Score
0.0%
Top 92% exploitable
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

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