CVE-2015-4455

CRITICAL EXPLOITED NUCLEI

Aviary Image Editor Add-on for Gravity Forms < 3.0 - Unauthenticated Arbitrary File Upload via upload.php

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2015-4455 has been observed exploited in the wild (reported by VulnCheck KEV). EIP tracks 1 public exploit from researchers including Larry W. Cashdollar. A Nuclei detection template is also available.

AI-analyzed exploit summary This exploit demonstrates a remote file upload vulnerability in the aviary-image-editor-add-on-for-gravity-forms WordPress plugin v3.0beta. It allows unauthenticated users to upload arbitrary files, including PHP shells, by bypassing authentication checks in upload.php.

Description

Unrestricted file upload vulnerability in includes/upload.php in the Aviary Image Editor Add-on For Gravity Forms plugin 3.0 beta for WordPress allows remote attackers to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in wp-content/uploads/gform_aviary.

Exploits (1)

exploitdb WORKING POC
by Larry W. Cashdollar · textwebappsphp
https://www.exploit-db.com/exploits/37275

This exploit demonstrates a remote file upload vulnerability in the aviary-image-editor-add-on-for-gravity-forms WordPress plugin v3.0beta. It allows unauthenticated users to upload arbitrary files, including PHP shells, by bypassing authentication checks in upload.php.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: aviary-image-editor-add-on-for-gravity-forms v3.0beta
No auth needed
Prerequisites: Target running vulnerable plugin · Network access to the WordPress site
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Nuclei Templates (1)

WordPress Plugin Aviary Image Editor Addon For Gravity Forms 3.0 Beta - Arbitrary File Upload
CRITICALby MaStErChO

References (2)

Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
http://www.vapid.dhs.org/advisory.php?v=125

Scores

CVSS v3 9.8
EPSS 0.8033
EPSS Percentile 99.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

VulnCheck KEV 2025-05-27
CWE
CWE-434
Status published
Products (1)
aviary_image_editor_add-on_for_gravity_forms_project/aviary_image_editor_add-on_for_gravity_forms < 3.0
Published May 23, 2017
Tracked Since Feb 18, 2026