GO-2026-5730 Caddy CVE-2026-30852 Fix Bypass in github.com/caddyserver/caddy

Caddy CVE-2026-30852 Fix Bypass in github.com/caddyserver/caddy...

Arbitrary Code Injection

Overview microweber/microweber is a new generation CMS with drag and drop. Affected versions of this package are vulnerable to Arbitrary Code Injection via the TwigView::render process. An attacker can execute arbitrary operating system commands by injecting malicious Twig expressions into mail...

CVE-2026-66034

libssh2 through 1.11.1, fixed in commit a13bb6c, contains a missing bounds check vulnerability that allows a malicious SSH server to trigger an arbitrary-length heap out-of-bounds read and a free of an uninitialized pointer via the publickey subsystem. In libssh2publickeylistfetch, the version 1...

DEBIAN-CVE-2026-66032

libssh2 through 1.11.1, fixed in commit 5e47761, contains a double-free vulnerability in the sftpopen function in src/sftp.c that allows a malicious SSH server to corrupt the heap of any authenticated client opening an SFTP session. When a server responds to SSHFXPOPEN with SSHFXPSTATUS containin...

CVE-2026-65711

sysPass through version 3.2.11 contains an OS command injection vulnerability that allows authenticated administrators to execute arbitrary commands as the web server process user by setting a malicious backup path and triggering a backup. The FileBackupService builds a tar shell command via stri...

UBUNTU-CVE-2026-66034

libssh2 through 1.11.1, fixed in commit a13bb6c, contains a missing bounds check vulnerability that allows a malicious SSH server to trigger an arbitrary-length heap out-of-bounds read and a free of an uninitialized pointer via the publickey subsystem. In libssh2publickeylistfetch, the version 1...

GHSA-GH7P-78X6-JW6M Open WebUI: /api/v1/channels/{id}/members exposes full user model including sensitive credentials

Summary The channel members endpoint serializes and returns full user models for channel participants, including settings objects. A normal user in a DM can retrieve admin-only sensitive configuration such as webhook URLs and tool server key material settings.ui.toolServers.key, which is not...

GHSA-74H3-CXQ7-VC5Q Open WebUI: Cross-user code-interpreter and tool execution via unvalidated Socket.IO event-caller session_id

Summary An authenticated low-privilege user can execute arbitrary code-interpreter Python and tools inside another user's authenticated session. The Socket.IO event-caller geteventcall delivers execute:python / execute:tool events to a client-supplied sessionid after only checking that the sessio...

EUVD-2026-42623

Open WebUI: Unauthenticated WebSocket Access to Collaborative Document Handlers ydoc:awareness:update, ydoc:document:leave...

GHSA-GMFW-G93R-VG53 Open WebUI: Unauthenticated WebSocket Access to Collaborative Document Handlers (ydoc:awareness:update, ydoc:document:leave)

Summary The Socket.IO server is configured with alwaysconnect=True lines 78, 91 in backend/openwebui/socket/main.py and the connect handler line 329 never rejects unauthenticated connections. Two Ydoc event handlers have zero authentication checks, allowing unauthenticated clients to interact wit...

GHSA-RQJ7-6WRP-6G2G Open WebUI: POST /api/v1/images/edit bypasses the global image-edit switch and the per-user image-generation permission

Summary POST /api/v1/images/edit performed no authorization beyond requiring a verified account. Every other image-editing surface in Open WebUI enforces the global image-edit switch and the per-user image-generation permission — the /api/v1/images/generations route, the built-in editimage tool,...

EUVD-2026-42616

Open WebUI: Stored web worker XSS via Pyodide...

React Router: RSC Mode CSRF Bypass Allows Action Execution Before 400 Response

This is a follow up to CVE-2026-22030 to address related CSRF flows in unstable RSC code paths. !NOTE This only affects your application if you are using the unstable RSC APIs...

@fastify/static vulnerable to Authorization Bypass via Non-Canonical URL Paths

Impact @fastify/static evaluates the allowedPath callback before normalizing dot segments and duplicate slashes in the pathname used for file resolution. Non-canonical pathnames such as //file, /./file, or /public/../private/file bypass allowedPath filtering while resolving to the intended file o...

CVE-2026-66032

libssh2

CVE-2026-65623 Quadratic CPU blow-up reassembling fragmented WebSocket messages in Bandit

Inefficient Algorithmic Complexity vulnerability in mtrudel bandit allows unauthenticated remote denial of service via CPU exhaustion during WebSocket fragment reassembly. The size guard 'Elixir.Bandit.WebSocket.Connection':oversizemessage?/2 called from handleframe/3 in...

SUSE CVE-2026-16756

Missing connection and header-read timeouts and the absence of a concurrent-connection cap in the default serve path of Amazon aws-smithy-http-server might allow remote attackers to cause a denial of service by opening many connections and sending partial requests that are never completed,...

GHSA-W28W-GP39-M4P6 Prompty: Server-Side Template Injection to Remote Code Execution in the @prompty/core Nunjucks Renderer

Summary The TypeScript Nunjucks renderer evaluated untrusted .prompty template bodies with unrestricted JavaScript member access. An attacker-controlled template could traverse constructor and prototype properties to execute JavaScript in the host Node.js process. Affected packages - npm...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the HTMLParser process. An attacker can inject malicious scripts by pasting crafted HTML containing a span element with an empty data-trix-attachment attribute, which bypasses attachment handling and allows...

Cross-site Scripting (XSS)

Overview trix is a Rich Text Editor. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the HTMLParser process. An attacker can inject malicious scripts by pasting crafted HTML containing a span element with an empty data-trix-attachment attribute, which bypasses...