Open WebUI's process_files_batch() endpoint missing ownership check, allows unauthorized file overwrite

Summary Any authenticated user can overwrite any file's content by ID through the POST /api/v1/retrieval/process/files/batch endpoint. The endpoint performs no ownership check, so a regular user with read access to a shared knowledge base can obtain file UUIDs via GET /api/v1/knowledge/id/files a...

EUVD-2026-16482

Open WebUI's processfilesbatch endpoint missing ownership check, allows unauthorized file overwrite...

CVE-2021-27562

In Arm Trusted Firmware M through 1.2, the NS world may trigger a system halt, an overwrite of secure data, or the printing out of secure data when calling secure functions under the NSPE handler mode...

SUSE-SU-2026:20949-1 Security update for docker-compose

This update for docker-compose fixes the following issues: - CVE-2025-47913: golang.org/x/crypto/ssh/agent: client process termination when receiving an unexpected message type in response to a key listing or signing request bsc1253584. - CVE-2025-47914: golang.org/x/crypto/ssh/agent: non validat...

BIT-NGINX-2026-32647 NGINX ngx_http_mp4_module vulnerability

NGINX Open Source and NGINX Plus have a vulnerability in the ngxhttpmp4module module, which might allow an attacker to trigger a buffer over-read or over-write to the NGINX worker memory resulting in its termination or possibly code execution, using a specially crafted MP4 file. This issue affect...

CVE-2026-28788

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, any authenticated user can overwrite any file's content by ID through the POST /api/v1/retrieval/process/files/batch endpoint. The endpoint performs no ownership check, so a...

PT-2026-28617

Name of the Vulnerable Software and Affected Versions AVideo versions up to and including 26.0 Description The plugin/Live/uploadPoster.php endpoint allows any authenticated user to overwrite the poster image for any scheduled live stream by supplying an arbitrary live schedule id. The endpoint...

PT-2026-28645

Name of the Vulnerable Software and Affected Versions NEC Platforms, Ltd. Aterm Series affected versions not specified Description A path traversal flaw exists in NEC Platforms, Ltd. Aterm Series, potentially allowing an attacker to overwrite any file through network access. Recommendations At th...

WWBN AVideo 安全漏洞

WWBN AVideo is a video platform building system developed by the WWBN team using PHP. Versions of WWBN AVideo prior to 26.0 contained security vulnerabilities. These vulnerabilities stemmed from a lack of ownership checks on the plugin/Live/uploadPoster.php endpoint, which could allow authenticat...

Open WebUI 安全漏洞

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI under open source. Versions of Open WebUI prior to 0.8.6 contained a security vulnerability. This vulnerability stemmed from the lack of ownership checks for the/api/v1/retrieval/process/files/batch endpoint, which cou...

NEC Platforms Aterm Series 安全漏洞

The NEC Platforms Aterm Series is a series of wireless router and network device products developed by the Japanese company NEC. The NEC Platforms Aterm Series contains security vulnerabilities, particularly related to path traversal, which may allow attackers to overwrite arbitrary files...

CVE-2026-28788 Open WebUI's process_files_batch() endpoint missing ownership check, allows unauthorized file overwrite

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, any authenticated user can overwrite any file's content by ID through the POST /api/v1/retrieval/process/files/batch endpoint. The endpoint performs no ownership check, so a...

CVE-2026-28788 Open WebUI's process_files_batch() endpoint missing ownership check, allows unauthorized file overwrite

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, any authenticated user can overwrite any file's content by ID through the POST /api/v1/retrieval/process/files/batch endpoint. The endpoint performs no ownership check, so a...

CVE-2026-28788

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, any authenticated user can overwrite any file's content by ID through the POST /api/v1/retrieval/process/files/batch endpoint. The endpoint performs no ownership check, so a...

CVE-2026-28788

Open WebUI vulnerability CVE-2026-28788 affects the self-hosted Open WebUI AI platform. Before version 0.8.6, an authenticated user can overwrite any file’s content by ID via POST /api/v1/retrieval/process/files/batch. The endpoint performs no ownership check, enabling a user with read access to ...

CVE-2026-28788 Open WebUI's process_files_batch() endpoint missing ownership check, allows unauthorized file overwrite

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, any authenticated user can overwrite any file's content by ID through the POST /api/v1/retrieval/process/files/batch endpoint. The endpoint performs no ownership check, so a...

EUVD-2026-16326

A malicious SCP server can send unexpected paths that could make the client application override local files outside of working directory. This could be misused to create malicious executable or configuration files and make the user execute them under specific consequences. This is the same issue...

CVE-2026-1556 Information disclosure via file URI overwrite in File (Field) Paths

Information disclosure in the file URI processing of File Field Paths in Drupal File Field Paths 7.x prior to 7.1.3 on Drupal 7.x allows authenticated users to disclose other users’ private files via filename‑collision uploads. This can cause hooknodeinsert consumers for example, email attachment...

CVE-2026-0964 Libssh: improper sanitation of paths received from scp servers

A malicious SCP server can send unexpected paths that could make the client application override local files outside of working directory. This could be misused to create malicious executable or configuration files and make the user execute them under specific consequences. This is the same issue...

CVE-2026-3645

The Punnel – Landing Page Builder plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 1.3.1. The saveconfig function, which handles the 'punnelsaveconfig' AJAX action, lacks any capability check currentusercan and nonce verification. This makes it...