Frontend File Manager < 21.3 - Unauthenticated File Renaming

The Frontend File Manager Plugin WordPress plugin before 21.3 allows any unauthenticated user to rename uploaded files from users. Furthermore, due to the lack of validation in the destination filename, this could allow allow them to change the content of arbitrary files on the web server id:...

CVE-2026-8378

CVE-2026-8378 affects the WordPress plugin “Frontend File Manager” up to version 23.6. The vulnerability is a Stored Cross-Site Scripting (XSS) in the frontend file-rename endpoint: the plugin does not sanitize or escape the submitted filename before storing it as post meta and re-rendering it in...

samba: vfs_worm does not block directory modification

A flaw was found in Samba’s vfsworm module. The module is intended to provide write-once, read-many WORM protections by preventing modification of files after a configurable grace period. Due to insufficient validation during rename operations, an authenticated user with write access to a share...

PT-2026-48169

An unrestricted file rename vulnerability in the /api/create-user component of bookcars v8.3 allows authenticated attackers to leverage directory traversal sequences to move arbitrary files from temporary storage to arbitrary locations on the server filesystem. This enables unauthorized access to...

CVE-2026-36723

An unrestricted file rename vulnerability in the /api/create-user component of bookcars v8.3 allows authenticated attackers to leverage directory traversal sequences to move arbitrary files from temporary storage to arbitrary locations on the server filesystem. This enables unauthorized access to...

CVE-2026-36723

CVE-2026-36723 affects bookcars v8.3. An unrestricted file rename vulnerability in the /api/create-user component allows authenticated attackers to exploit directory traversal to move files from temporary storage to arbitrary locations on the server filesystem, enabling unauthorized access to sen...

CVE-2026-42590

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.30.0, The ExifTool metadata write blocklist in Gotenberg can be bypassed using ExifTool's group-prefix syntax, enabling arbitrary file rename, move, hardlink, and symlink creation on the server. ExifTool supports group-prefix...

CVE-2026-40893

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files...

CVE-2026-42590

Gotenberg contains a vulnerability (CVE-2026-42590) where ExifTool group-prefix syntax can bypass the dangerous-tag blocklist in metadata handling, allowing arbitrary file rename, move, hardlinks, and symlinks on the server. The issue exists prior to version 8.30.0; the safeKeyPattern and prefix ...

CVE-2026-40893

CVE-2026-40893 (Gotenberg/ExifTool blocklist bypass) Prior to 8.31.0, Gotenberg’s metadata processing only blocked the bare tag name (FileName), allowing group-prefixed tags like System:FileName to bypass the blocklist, enabling remote attackers to rename, move, or alter file permissions within t...

CVE-2026-40893 Gotenberg: ExifTool Dangerous Tag Blocklist Bypass via Group-Prefixed Tag Names Allows Arbitrary File Rename and Move

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files...

CVE-2026-40893 Gotenberg: ExifTool Dangerous Tag Blocklist Bypass via Group-Prefixed Tag Names Allows Arbitrary File Rename and Move

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files...

EUVD-2026-30307

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files...

CVE-2026-34429

Vvveb prior to 1.0.8.1 contains a stored cross-site scripting vulnerability that allows authenticated users with media upload and rename permissions to execute arbitrary JavaScript by bypassing MIME type validation and renaming uploaded files to executable extensions. Attackers can prepend a GIF8...

GHSA-7V3R-M9C8-R855 Gotenberg's ExifTool group-prefix syntax bypasses dangerous-tag blocklist

Summary The ExifTool metadata write blocklist in Gotenberg v8 can be bypassed using ExifTool's group-prefix syntax, enabling arbitrary file rename, move, hardlink, and symlink creation on the server. This is a bypass of the fix for GHSA-qmwh-9m9c-h36m. Details The blocklist in...

CVE-2026-40281

Gotenberg 8.x (

CVE-2026-40281 Gotenberg vulnerable to argument injection via newlines in ExifTool metadata values

Gotenberg is a Docker-powered stateless API for PDF files. In versions 8.30.1 and earlier, the metadata write endpoint validates metadata keys for control characters but leaves metadata values unsanitized. A newline character in a metadata value splits the ExifTool stdin line into two separate...

Gotenberg has an ExifTool Dangerous Tag Blocklist Bypass via Group-Prefixed Tag Names that Allows Arbitrary File Rename and Move

Summary Gotenberg blocks certain ExifTool tag names like FileName and Directory to stop attackers from renaming or moving files on the server. But ExifTool allows a longer form of the same tag — System:FileName — which does the exact same thing. Gotenberg only checks if the tag is exactly FileNam...

GHSA-62P3-HVXX-FXG4 Gotenberg has an ExifTool Dangerous Tag Blocklist Bypass via Group-Prefixed Tag Names that Allows Arbitrary File Rename and Move

Summary Gotenberg blocks certain ExifTool tag names like FileName and Directory to stop attackers from renaming or moving files on the server. But ExifTool allows a longer form of the same tag — System:FileName — which does the exact same thing. Gotenberg only checks if the tag is exactly FileNam...

CVE-2026-38991

Cockpit 2.13.5 and earlier is affected by a misconfiguration within the Bucket component isFileTypeAllowed function where a specially crafted filename bypasses an extension filter. This allows an authenticated attacker to rename arbitrary files with the .php file extension enabling arbitrary code...