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    CVE-2026-66494

    Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Shapes API endpoint SP Page Builder < 6.7.0 - An unauthenticated attacker can store malicious JavaScript in a Joomla site's database via a single HTTP request. When an administrator opens the SP Page Builder editor, the JavaScript executes in their browser automatically..

    Published:Aug 7, 2026
    Last Modified:Aug 8, 2026
    EPS:Aug 7, 2026
    EPSS Score:0.00389
    CVSS Score:8.7

    Affected Products

    Vendor
    Joomshaper.net
    Product
    Sp Page Builder Extension For Joomla

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-19 Embedding Scripts within Scripts
    CAPEC-209 XSS Using MIME Type Mismatch
    CAPEC-441 Malicious Logic Insertion
    CAPEC-478 Modification of Windows Service Configuration
    CAPEC-479 Malicious Root Certificate
    CAPEC-502 Intent Spoof
    CAPEC-503 WebView Exposure
    CAPEC-536 Data Injected During Configuration
    CAPEC-546 Incomplete Data Deletion in a Multi-Tenant Environment
    CAPEC-550 Install New Service
    CAPEC-551 Modify Existing Service
    CAPEC-552 Install Rootkit
    CAPEC-556 Replace File Extension Handlers
    CAPEC-558 Replace Trusted Executable
    CAPEC-562 Modify Shared File
    CAPEC-563 Add Malicious File to Shared Webroot
    CAPEC-564 Run Software at Logon
    CAPEC-578 Disable Security Software
    CAPEC-588 DOM-Based XSS
    CAPEC-591 Reflected XSS
    CAPEC-592 Stored XSS
    CAPEC-63 Cross-Site Scripting (XSS)
    CAPEC-85 AJAX Footprinting

    Related CVEs

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    CVE-2026-67285 (CVSS 9.2) — Joomla Extension - joomshaper.com - Unauthenticated arbitrary local PHP file inclusion in SP Page Builder < 6.…
    CVE-2026-65876 (CVSS 9.2) — Joomla Extension - joomshaper.com - Unauthenticated SQL injection in SP Page Builder < 6.8.0 - Improper valid…
    CVE-2026-65877 (CVSS 8.2) — Joomla Extension - joomshaper.com - Authenticated SQL injection in SP Page Builder < 6.7.1 - Improper validat…
    CVE-2026-65879 (CVSS 9.8) — Joomla Extension - joomshaper.com - Unauthenticated mail relay via a hardcoded, product-wide secret in SP Page…
    CVE-2026-65878 (CVSS 8.3) — Joomla Extension - joomshaper.com - Authenticated arbitrary file delete in SP Page Builder < 6.7.1- Improper p…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High