rails-forensics-CVE-2026-66066

rails-forensics-CVE-2026-66066 Tooling and method for answering two questions about a Rails application and CVE-2026-66066, the Active Storage and libvips arbitrary file read known as KindaRails2Shell: 1. Was I vulnerable, and for how long? 2. Was I exploited, and if so, what left the building? T...

CVE-2026-90929

File Browser versions = 2.5.0 and = 2.63.23 contain an incorrect authorization flaw in the direct-upload endpoint resourcePostHandler in http/resource.go. Unlike the TUS upload handler, the direct-upload handler does not reject a target that is an existing directory; a POST with ?override=true...

CVE-2026-90929 File Browser 2.5.0 Directory Deletion via Upload Failure Cleanup

File Browser versions = 2.5.0 and = 2.63.23 contain an incorrect authorization flaw in the direct-upload endpoint resourcePostHandler in http/resource.go. Unlike the TUS upload handler, the direct-upload handler does not reject a target that is an existing directory; a POST with ?override=true...

CVE-2026-90929

File Browser versions 2.5.0 through 2.63.23 contain an incorrect authorization flaw in the direct-upload endpoint (resourcePostHandler in http/resource.go). Unlike the TUS handler, the direct-upload path does not reject a target that is an existing directory. A POST with ?override=true aimed at a...

CVE-2026-90929 File Browser 2.5.0 Directory Deletion via Upload Failure Cleanup

File Browser versions = 2.5.0 and = 2.63.23 contain an incorrect authorization flaw in the direct-upload endpoint resourcePostHandler in http/resource.go. Unlike the TUS upload handler, the direct-upload handler does not reject a target that is an existing directory; a POST with ?override=true...

EUVD-2026-77447

File Browser versions = 2.5.0 and = 2.63.23 contain an incorrect authorization flaw in the direct-upload endpoint resourcePostHandler in http/resource.go. Unlike the TUS upload handler, the direct-upload handler does not reject a target that is an existing directory; a POST with ?override=true...

PT-2026-91205

File Browser versions = 2.5.0 and = 2.63.23 contain an incorrect authorization flaw in the direct-upload endpoint resourcePostHandler in http/resource.go. Unlike the TUS upload handler, the direct-upload handler does not reject a target that is an existing directory; a POST with ?override=true...

CVE-2026-63765 Chatwoot < 4.16.0 Unauthenticated ActiveStorage Direct Upload Arbitrary Blob Creation

Chatwoot before 4.16.0 contains an authentication bypass vulnerability in the direct uploads controller that allows unauthenticated attackers to create arbitrary ActiveStorage blobs in any tenant account. Attackers can exploit missing authentication checks to resolve any account and conversation,...

PT-2026-52539

Name of the Vulnerable Software and Affected Versions File Browser versions prior to 2.63.16 Description A scoped, non-admin user with only Create permissions can delete arbitrary files outside their assigned scope, including other tenants' data and the application database. This occurs during th...

GHSA-C4QG-J8JG-42Q5 OpenClaw: QQBot direct media upload skipped URL SSRF validation

Affected Packages / Versions - Package: openclaw npm - Affected versions: 2026.4.20 - Patched version: 2026.4.20 Impact The QQBot direct-upload media path could forward attacker-controlled image URLs without applying the SSRF validation used by the local download path. This could make configured...

CVE-2026-33173

A flaw was found in Rails Active Storage. A remote attacker, acting as a direct-upload client, can exploit this vulnerability by manipulating metadata during file uploads. By setting internal flags, the attacker can bypass the system's automatic MIME Multipurpose Internet Mail Extensions type...

GHSA-QCFX-2MFW-W4CG Rails Active Storage has possible content type bypass via metadata in direct uploads

Impact Active Storage's DirectUploadsController accepts arbitrary metadata from the client and persists it on the blob. Because internal flags like identified and analyzed are stored in the same metadata hash, a malicious direct-upload client could set these flags. Releases The fixed releases are...

Exploit for Improper Access Control in Webmin

Webmin-CVE-2022-0824-Enhanced-Exploit !IMPORTANT Enhan...

GHSA-9W99-78RJ-HMXQ Cross-site scripting (XSS) in the dynamic file uploads

Impact The dynamic file upload feature is subject to potential XSS attach in case the attacker manages to modify the file names of the records being uploaded to the server. This appears in sections where the user controls the file upload dialogs themselves and has the technical knowledge to chang...

Circumvention of file size limits in ActiveStorage

There is a vulnerability in ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user. Versions Affected: rails = 5.2.4.3, rails = 6.0.3.1 Impact ------ Utilizing this vulnerability, an attacker can control the Content-Length of an S3 direct...

GHSA-M42X-37P3-FV5W Circumvention of file size limits in ActiveStorage

There is a vulnerability in ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user. Versions Affected: rails = 5.2.4.3, rails = 6.0.3.1 Impact ------ Utilizing this vulnerability, an attacker can control the Content-Length of an S3 direct...

Ruby on Rails: ActiveStorage direct upload fails to sign content-length header for S3 service

When a user makes a direct upload using ActiveStorage, the browser makes a request to the DirectUploadsController containing the directupload parameters filename, contenttype, bytesize, and checksum. These are used to generate a presigned url that is then passed back to the browser, allowing the...

phpcms latest vulnerability that! Background direct upload SHELL vulnerability to upload arbitrary files-the vulnerability warning-the black bar safety net

Author: y0u By law the guest Forum Today doing PHPCMS enterprise's basic template, stumbled upon the PHPCMS a direct upload arbitrary file vulnerability. Click on the module business template Management Add corporate template. Then add a ZIP compression package. ZIP archive inside a PHP Trojan,...

phpcms latest vulnerability that! Background direct upload SHELL vulnerability-vulnerability warning-the black bar safety net

Today doing PHPCMS enterprise's basic template, stumbled upon the PHPCMS a direct upload arbitrary file vulnerability. Click on the module business template Management Add corporate template. Then add a ZIP compression package. ZIP archive inside a PHP Trojan, back we all understand. Decompressio...

The hospital was built Station system arbitrary file upload vulnerability-vulnerability warning-the black bar safety net

| Vulnerability file: upfile. aspx I first posted 9 8 line to 1 3 0 lines of code out ,look a bit funny! Google for: inurl:cms/Column. aspx? that inurl:cms/Column. aspx? LMID= too much,your own to find more keywords! | 0 1 | ---|--- 0 2 | function chkform ---|--- 0 3 | ---|--- 0 4 | ---|--- 0 5 |...