CVE-2026-66916

JoomGallery の JSON 形式によるパスワード保護カテゴリのバイパス JoomGallery ≤ 4.3.0-stable — 未認証の攻撃者がパスワードゲートをバイパスして保護された画像をダウンロード可能 概要 JoomGallery のカテゴリ JSON ビューに、未認証のアクセス制御バイパスが存在します。ギャラリーカテゴリがパスワードで保護されている場合、HTML ビューはパスワードゲートを正しく強制しますが、JSON ビュー（format=json）はこのチェックを完全にスキップします。...

CVE-2026-66917

JoomGalleryのオブジェクトレベル認可の欠陥によるIDOR + 保存型XSS JoomGallery ≤ 4.3.0 — 編集者ロールのユーザーが任意のギャラリー画像をハイジャックし、XSSペイロードを保存することで、管理者セッションの乗っ取りを可能にする 概要 JoomGalleryのUserimageController::saveは、checkACL'edit.own', ...ではなくcheckACL'edit',...

CVE-2026-84048

Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file upload via the TUS endpoint in JoomGallery 4.4.2 - The TUS endpoint allows arbitrary file uploads, however neither file name nor file extension are under attacker control. Code execution requires non-standard server...

CVE-2026-84048 Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file upload via the TUS endpoint in JoomGallery < 4.4.2

Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file upload via the TUS endpoint in JoomGallery 4.4.2 - The TUS endpoint allows arbitrary file uploads, however neither file name nor file extension are under attacker control. Code execution requires non-standard server...

CVE-2026-84048 Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file upload via the TUS endpoint in JoomGallery < 4.4.2

Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file upload via the TUS endpoint in JoomGallery 4.4.2 - The TUS endpoint allows arbitrary file uploads, however neither file name nor file extension are under attacker control. Code execution requires non-standard server...

CVE-2026-84048

CVE-2026-84048 affects the JoomGallery Joomla extension (joomgalleryfriends.net) in versions

EUVD-2026-79182

Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file upload via the TUS endpoint in JoomGallery 4.4.1 - The TUS endpoint allows arbitrary file uploads, however neither file name nor file extension are under attacker control. Code execution requires non-standard server...

CVE-2026-84048: Improper Access Control

Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file upload via the TUS endpoint in JoomGallery 4.4.2 - The TUS endpoint allows arbitrary file uploads, however neither file name nor file extension are under attacker control. Code execution requires non-standard server...

PT-2026-92408

Name of the Vulnerable Software and Affected Versions JoomGallery versions prior to 4.4.2 Description An unauthenticated arbitrary file upload issue exists via the TUS endpoint. While the endpoint allows files to be uploaded, the attacker cannot control the file name or extension. Achieving code...

Exploit for CVE-2026-66917

IDOR + Stored XSS via Broken Object-Level Authorization in Joo...

Exploit for CVE-2026-66916

Password-Protected Category Bypass via JSON Format in JoomGall...

CVE-2026-66917

Joomla Extension - joomgalleryfriends.net - Stored XSS in JoomGallery 4.4.0 - An authenticated, privileged can store an XSS payload in any image causing JS execution in every visitor's browser...

CVE-2026-66916

Joomla Extension - joomgalleryfriends.net - Password-Protected Category Bypass via JSON Format in JoomGallery 4.4.0- An unauthenticated access control bypass exists in JoomGallery's category JSON view. When a gallery category is protected with a password, the HTML view correctly enforces the...

CVE-2026-66916

JoomGallery (a Joomla extension by joomgalleryfriends.net) versions prior to 4.3.1 contain an unauthenticated access control bypass in its category JSON view. When a gallery category is password-protected, the HTML view correctly enforces the password gate, but the JSON view (format=json) skips t...

CVE-2026-66916 Joomla Extension - joomgalleryfriends.net - Password-Protected Category Bypass via JSON Format in JoomGallery < 4.4.0

Joomla Extension - joomgalleryfriends.net - Password-Protected Category Bypass via JSON Format in JoomGallery 4.4.0- An unauthenticated access control bypass exists in JoomGallery's category JSON view. When a gallery category is protected with a password, the HTML view correctly enforces the...

EUVD-2026-64249

Joomla Extension - joomgalleryfriends.net - Password-Protected Category Bypass via JSON Format in JoomGallery 4.4.0- An unauthenticated access control bypass exists in JoomGallery's category JSON view. When a gallery category is protected with a password, the HTML view correctly enforces the...

CVE-2026-66916 Joomla Extension - joomgalleryfriends.net - Password-Protected Category Bypass via JSON Format in JoomGallery < 4.4.0

Joomla Extension - joomgalleryfriends.net - Password-Protected Category Bypass via JSON Format in JoomGallery 4.4.0- An unauthenticated access control bypass exists in JoomGallery's category JSON view. When a gallery category is protected with a password, the HTML view correctly enforces the...

EUVD-2026-64248

Joomla Extension - joomgalleryfriends.net - Stored XSS in JoomGallery 4.4.0 - An authenticated, privileged can store an XSS payload in any image causing JS execution in every visitor's browser...

CVE-2026-66917

JoomGallery (a Joomla extension) versions prior to 4.3.1 are affected by a Stored Cross-Site Scripting (XSS) vulnerability. An authenticated user with privileged access can embed an XSS payload in any image, resulting in JavaScript execution in the browser of every visitor who views the affected ...

CVE-2026-66917 Joomla Extension - joomgalleryfriends.net - Stored XSS in JoomGallery < 4.4.0

Joomla Extension - joomgalleryfriends.net - Stored XSS in JoomGallery 4.4.0 - An authenticated, privileged can store an XSS payload in any image causing JS execution in every visitor's browser...