NextGEN Gallery <= 3.37 - Authenticated (Admininistrator+) Arbitrary File Read and Deletion in gallery_edit

6.5
Files or Directories Accessible to External Parties
CVE CVE-2023-3155
CVSS 6.5 (Medium)
Publicly Published September 25, 2023
Last Updated January 22, 2024
Researcher Linwz - DEVCORE

Description

The NextGEN Gallery plugin for WordPress is vulnerable to Arbitrary File Read and Deletion in versions up to, and including, 3.37. This is due to insufficient input validation within the gallery_edit function. This makes it possible for authenticated attackers, with administrator-level privileges and above, to read and delete arbitrary files.

References

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Vulnerability Details for Photo Gallery, Sliders, Proofing and Themes – NextGEN Gallery

Software Type Plugin
Software Slug nextgen-gallery (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.39, or a newer patched version
Affected Version
  • <= 3.37
Patched Version
  • 3.39

Recent vulnerabilities in Photo Gallery, Sliders, Proofing and Themes – NextGEN Gallery

# Title CVE ID CVSS Researchers Date
1 Photo Gallery, Sliders, Proofing and Themes – NextGEN Gallery <= 4.2.3 - Unauthenticated Stored Cross-Site Scripting CVE-2026-28141 7.2 daroo August 3, 2026
2 Photo Gallery, Sliders, Proofing and Themes – NextGEN < 4.2.1 - Authenticated (Admin+) SQL Injection CVE-2026-9059 4.9 Joshua Martinelle May 20, 2026
3 Photo Gallery, Sliders, Proofing and Themes <= 4.2.0 - Insecure Direct Object Reference to Authenticated (Subscriber+) Image Deletion via REST API CVE-2026-6566 4.3 Bao Luu Gia Nguyen May 19, 2026
4 Photo Gallery, Sliders, Proofing and Themes – NextGEN Gallery <= 4.0.4 - Authenticated (Author+) Local File Inclusion CVE-2026-1463 8.8 Athiwat Tiprasaharn (Jitlada), Itthidej Aramsri (Boeing777), Waris Damkham March 17, 2026
5 Photo Gallery, Sliders, Proofing and Themes – NextGEN Gallery <= 3.59.12 - Authenticated (Contributor+) Local File Inclusion via 'template' CVE-2025-13641 8.8 Athiwat Tiprasaharn (Jitlada) December 17, 2025
6 Multiple Plugins <= (Various Versions) - Authenticated (Contributor+) Stored DOM-Based Cross-Site Scripting via ThickBox JavaScript Library CVE-2025-2537 6.4 Webbernaut July 3, 2025
7 Multiple Plugins <= (Various Versions) - Authenticated (Contributor+) Stored DOM-Based Cross-Site Scripting via SimpleLightbox JavaScript Library CVE-2024-5878 6.4 Webbernaut May 19, 2025
8 Photo Gallery, Sliders, Proofing and Themes – NextGEN Gallery <= 3.59.8 - Authenticated (Admin+) Stored Cross-Site Scripting CVE-2024-10545 4.4 Erwan LR February 4, 2025
9 Multiple Plugins <= (Various Versions) - Authenticated (Contributor+) Stored DOM-Based Cross-Site Scripting via FancyBox JavaScript Library CVE-2024-5020 6.4 Webbernaut December 3, 2024
10 NextGEN Gallery <= 3.39.4 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2024-6393 4.4 Dmitrii Ignatyev November 4, 2024

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