CVE-2023-5360
Royal-Elementor-Addons Royal Elementor Addons ≤ 1.3.79
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.
Summary
CVE-2023-5360 is a critical-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Royal-Elementor-Addons Royal Elementor Addons. Its CVSS base score is 9.8 (Critical).
Operationally, exploitation aligns with the MITRE ATT&CK technique Data Obfuscation (T1001); ranked in the top 0.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis AI-assisted summary
Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.
The Royal Elementor Addons and Templates WordPress plugin before version 1.3.79 is affected by an unrestricted file upload vulnerability (CWE-434). The component fails to properly validate uploaded files, enabling the acceptance of arbitrary file types including PHP scripts.
Unauthenticated attackers with network access can exploit the flaw to upload malicious files and achieve remote code execution on the affected WordPress site. The vulnerability carries a CVSS 3.1 score of 9.8, reflecting no required authentication or user interaction and full impact on confidentiality, integrity, and availability.
Public references include exploit code on PacketStorm demonstrating remote shell upload and a detailed entry on WPScan; the plugin's update to 1.3.79 addresses the issue. The associated EPSS score has remained at a peak of 0.9348 since disclosure.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-57676
Vulnerability Data
The Royal Elementor Addons and Templates WordPress plugin before 1.3.79 does not properly validate uploaded files, which could allow unauthenticated users to upload arbitrary files, such as PHP and achieve RCE.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise Techniques
CVEs Like This One
Affected Assets
Mitigating Controls
Control response
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V5.1.1
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.
Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.
Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.
Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.
Mitigating Controls (NIST CSF 2.0) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.
Hardened configuration baselines can enforce allowed file types and processing rules.
Restricting execution of unauthorized software directly blocks dangerous uploaded files from running.
Secure development practices include input validation and file-type restrictions that prevent this weakness.
Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.