CVE-2026-70494: Missing Authorization

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.10.0 until 0.11.0, the DELETE /api/v1/folders/id handler in backend/openwebui/routers/folders.py allowed a user granted write access to a shared chat folder to permanently delete chats and messages...

PT-2026-67902

Summary A user granted write access to a shared chat folder could permanently delete chats and messages belonging to the folder's owner. Deleting a folder cascades into the owner's chats and the entire subfolder subtree, and the deletion handler required only write access on subfolders instead of...

PT-2026-67928

summary: In Flowise, DELETE /api/v1/chatflows/:id authorizes requests with checkAnyPermission'chatflows:delete,agentflows:delete'. Possession of either permission is sufficient to reach the delete path. The delete logic does not validate the target resource type, allowing a caller with only...

CVE-2026-69110: Improper Limitation of a Pathname to a Restricted Directory

OpenCode Studio before 2.4.4 contains a missing authentication vulnerability that allows unauthenticated remote attackers to read arbitrary files within the temp and static/music directories by directly accessing the GET /api/tmp/:tmpFile and GET /api/music/:fileName endpoints. Attackers can...

PT-2026-67834

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.5.0 through 0.10.9 Description In standard channels, the message update and delete handlers fail to verify if the caller is the original author of the message. Since write access is the same permission required to post a...

PT-2026-67862

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.10.0 through 0.10.9 Description A flaw in the DELETE /api/v1/folders/id endpoint allows a user with write access to a shared chat folder to permanently delete chats and messages belonging to the folder owner. This occurs...

CVE-2026-70481: Improper Access Control

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.5.0 until 0.11.0, the standard channel message update and delete handlers accepted any caller holding write access on the channel without checking that the caller wrote the message. Because write access i...

PT-2026-67747

Name of the Vulnerable Software and Affected Versions Flowise versions prior to 3.1.3 Description An issue exists where the '/api/v1/files' endpoint is protected only by a feature gate and fails to enforce permission checks on GET and DELETE requests. This allows an authenticated user with a...

CVE-2026-67856

The open62541 C-based library (v.1.5.5 and before) is vulnerable to a denial of service condition. A remote attacker can trigger this by sending crafted requests to specific functions, including CreateSubscription , CreateMonitoredItems(Sampling) , Publish , TransferSubscriptions , and DeleteSubs...

PT-2026-67904

Summary DELETE /api/v1/chats/id cancelled a chat's in-flight tasks before it checked whether the caller was allowed to delete that chat. Any authenticated user who knew another user's chat id could therefore abort that user's running model response, title generation or tag generation. The deletio...

PT-2026-67850

Name of the Vulnerable Software and Affected Versions H3C NX15 version V100R017 Description A remote command injection issue exists in the delete function of the '/api/esps' endpoint. This occurs when the esps.apcm.version argument is manipulated, allowing an attacker to execute arbitrary command...

PT-2026-67836

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.9.6 through 0.10.2 Description An issue exists where the DELETE /api/v1/chats/id endpoint cancels in-flight tasks before verifying if the caller has the necessary permissions to delete the chat. An authenticated user who...

CVE-2026-70483: Missing Authorization

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.6 until 0.11.0, DELETE /api/v1/chats/id cancelled a chat's in-flight tasks before checking whether the caller could delete that chat. Any authenticated user who knew another user's chat id could abort...

Californians can tell data brokers to DROP their information

California has launched the Delete Request and Opt‑out Platform DROP, a state‑run portal that lets residents send deletion and opt‑out requests to all registered data brokers in one place. DROP was created under California’s Delete Act, which forces data brokers to register with the California...

CVE-2026-18644

A vulnerability was identified in danpros HTMLy up to 3.1.1. Affected by this issue is the function unlink of the file /system/htmly.php of the component Delete Username Endpoint. Such manipulation of the argument File leads to path traversal. The attack can be launched remotely. The exploit is...

CVE-2026-18644 danpros HTMLy Delete Username Endpoint htmly.php unlink path traversal

A vulnerability was identified in danpros HTMLy up to 3.1.1. Affected by this issue is the function unlink of the file /system/htmly.php of the component Delete Username Endpoint. Such manipulation of the argument File leads to path traversal. The attack can be launched remotely. The exploit is...

EUVD-2026-52424

A vulnerability was identified in danpros HTMLy up to 3.1.1. Affected by this issue is the function unlink of the file /system/htmly.php of the component Delete Username Endpoint. Such manipulation of the argument File leads to path traversal. The attack can be launched remotely. The exploit is...

CVE-2026-18644

The vulnerability CVE-2026-18644 affects danpros HTMLy up to version 3.1.1. It targets the function unlink in the file /system/htmly.php of the Delete Username Endpoint, enabling path traversal through the File argument. The issue can be exploited remotely, and a public exploit exists. The vendor...

CVE-2026-18644

A vulnerability was identified in danpros HTMLy up to 3.1.1. Affected by this issue is the function unlink of the file /system/htmly.php of the component Delete Username Endpoint. Such manipulation of the argument File leads to path traversal. The attack can be launched remotely. The exploit is...

CVE-2026-18644 danpros HTMLy Delete Username Endpoint htmly.php unlink path traversal

A vulnerability was identified in danpros HTMLy up to 3.1.1. Affected by this issue is the function unlink of the file /system/htmly.php of the component Delete Username Endpoint. Such manipulation of the argument File leads to path traversal. The attack can be launched remotely. The exploit is...