CVE-2026-3533 | artbees Jupiter X Core Plugin up to 4.14.1 on WordPress import_popup_templates unrestricted upload

VDB-352640 · CVE-2026-3533 · GCVE-0-2026-3533 ARTBEES JUPITER X CORE PLUGIN UP TO 4.14.1 ON WORDPRESS IMPORT_POPUP_TEMPLATES UNRESTRICTED UPLOAD HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 7.4 $0-$5k 1.16+ Summaryinfo A vulnerability categorized as critical has been discovered in artbees Jupiter X Core Plugin up to 4.14.1 on WordPress. This affects the function import_popup_templates. Such manipulation leads to unrestricted upload. This vulnerability is referenced as CVE-2026-3533. It is possible to launch the attack remotely. No exploit is available. Detailsinfo A vulnerability, which was classified as critical, has been found in artbees Jupiter X Core Plugin up to 4.14.1 on WordPress. Affected by this issue is the function import_popup_templates. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. Impacted is confidentiality, integrity, and availability. CVE summarizes: The Jupiter X Core plugin for WordPress is vulnerable to limited file uploads due to missing authorization on import_popup_templates() function as well as insufficient file type validation in the upload_files() function in all versions up to, and including, 4.14.1. This makes it possible for Authenticated attackers with Subscriber-level access and above, to upload files with dangerous types that can lead to Remote Code Execution on servers configured to handle .phar files as executable PHP (e.g., Apache+mod_php), or Stored Cross-Site Scripting via .svg, .dfxp, or .xhtml files upload on any server configuration The weakness was published by Jack Pas. The advisory is shared for download at wordfence.com. This vulnerability is handled as CVE-2026-3533 since 03/04/2026. The exploitation is known to be easy. The attack may be launched remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/24/2026). The MITRE ATT&CK project declares the attack technique as T1608.002. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Type WordPress Plugin Vendor artbees Name Jupiter X Core Plugin Version 4.14.0 4.14.1 CPE 2.3info 🔒 🔒 CPE 2.2info 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 7.6 VulDB Meta Temp Score: 7.4 VulDB Base Score: 6.3 VulDB Temp Score: 6.1 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 8.8 CNA Vector (Wordfence): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Unrestricted upload CWE: CWE-434 / CWE-284 / CWE-266 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/04/2026 CVE reserved 03/24/2026 +20 days Advisory disclosed 03/24/2026 +0 days VulDB entry created 03/24/2026 +0 days VulDB entry last update Sourcesinfo Advisory: wordfence.com Researcher: Jack Pas Status: Not defined CVE: CVE-2026-3533 (🔒) GCVE (CVE): GCVE-0-2026-3533 GCVE (VulDB): GCVE-100-352640 Entryinfo Created: 03/24/2026 02:53 Changes: 03/24/2026 02:53 (65) Complete: 🔍 Cache ID: 99:444:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸