CVE-2026-63765

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,...

GHSA-3MVF-82QP-8QH5 Decidim: Verification documents can be downloaded through reusable links

Description Scanned identity-document images provided by participants and shown in the verification admin workflow are exposed through signed /rails/activestorage/disk/ URLs that can be fetched without any authenticated session. Anyone who obtains one of those URLs can retrieve the document until...

Decidim: Verification documents can be downloaded through reusable links

Description Scanned identity-document images provided by participants and shown in the verification admin workflow are exposed through signed /rails/activestorage/disk/ URLs that can be fetched without any authenticated session. Anyone who obtains one of those URLs can retrieve the document until...

Decidim: Private exports can be downloaded through reusable links

Description The normal downloadyourdata flow requires the requester to be logged in as the export owner, but the resulting Active Storage blob redirect URL can be replayed without authentication by anyone who obtains it. Technical description This private export flow turns an authenticated,...

GHSA-767H-63J4-5226 Decidim: Private exports can be downloaded through reusable links

Description The normal downloadyourdata flow requires the requester to be logged in as the export owner, but the resulting Active Storage blob redirect URL can be replayed without authentication by anyone who obtains it. Technical description This private export flow turns an authenticated,...

PT-2026-60069

Name of the Vulnerable Software and Affected Versions Decidim versions prior to 0.30.9 Decidim versions 0.31.0 through 0.31.4 Decidim version 0.32.0.rc1 Description An issue exists in the download your data flow where the resulting Active Storage blob redirect URL can be replayed without...

Decidim - Private exports can be downloaded through reusable links

Description The normal downloadyourdata flow requires the requester to be logged in as the export owner, but the resulting Active Storage blob redirect URL can be replayed without authentication by anyone who obtains it. Impact Personal data exports can be retrieved through leakage channels such ...

The vulnerability of the Active Storage component of the Ruby on Rails software framework allows attackers to execute arbitrary code.

The vulnerability of the Active Storage component in the Ruby on Rails programming framework is related to insufficient checking of the intentions by the recipient of the broadcast message. Exploiting this vulnerability allows a malicious actor to execute arbitrary code remotely...

The vulnerability of the Active Storage component in the Ruby on Rails software framework allows attackers to trigger a service failure.

The vulnerability of the Active Storage component in the Ruby on Rails software framework is related to uncontrolled memory allocation. Exploiting this vulnerability can allow a malicious actor to cause service failures remotely...

The vulnerability of the Active Storage library for connecting cloud and local files to Rails applications involves an incorrect path name limitation for the restricted access directory, allowing attackers to gain unauthorized access to protected information.

The vulnerability of the Active Storage library for connecting cloud and local files to Rails applications is related to an incorrect restriction on the path name to the restricted directory. Exploiting this vulnerability could allow a remote attacker to gain unauthorized access to protected...

Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: rubygem-rails (UTSA-2026-016644)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016644 advisory. A client side enforcement of server side security vulnerability exists in rails 5.2.4.2 and rails 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length o...

Security Bulletin: Multiple vulnerabilities in IBM Aspera Orchestrator

Summary Multiple vulnerabilities were addressed in IBM Aspera Orchestrator 4.1.4 Vulnerability Details CVEID:CVE-2026-33173 DESCRIPTION: Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, DirectUploadsController...

Rails Active Storage Has A Possible DoS Vulnerability In Proxy Mode Via Multi-range Requests

Impact Active Storage's proxy controller does not limit the number of byte ranges in an HTTP Range header. A request with thousands of small ranges causes disproportionate CPU usage compared to a normal request for the same file, possibly resulting in a DoS vulnerability. Releases The fixed...

Path Traversal

Active Storage is vulnerable to Path Traversal. The vulnerability is due to Active Storage's DiskServicepathfor not validating that the resolved filesystem path remains within the storage root directory, where a blob key containing path traversal sequences e.g. ../ could allow reading, writing, o...

Denial Of Service

Active Storage is vulnerable to Denial of Service. The vulnerability is due to the proxy controller loading the entire requested byte range into memory before sending it, where a request with a large or unbounded Range header could cause the server to allocate memory proportional to the file size...

SUSE CVE-2026-33658

Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1 Active Storage's proxy controller does not limit the number of byte ranges in an HTTP Range header. A request with thousands of small ranges causes disproportionate C...

Linux Distros Unpatched Vulnerability : CVE-2026-33658

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1 Active Storage's proxy...

DEBIAN-CVE-2026-33658

Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1 Active Storage's proxy controller does not limit the number of byte ranges in an HTTP Range header. A request with thousands of small ranges causes disproportionate C...

CVE-2026-33658

Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1 Active Storage's proxy controller does not limit the number of byte ranges in an HTTP Range header. A request with thousands of small ranges causes disproportionate C...

CVE-2026-33658

Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1 Active Storage's proxy controller does not limit the number of byte ranges in an HTTP Range header. A request with thousands of small ranges causes disproportionate C...