PYSEC-2026-2732 Open WebUI: Deactivated Channel Members Retain Full Access to Group/DM Channels

Deactivated Channel Members Retain Full Access to Group/DM Channels Affected Component Channel membership authorization check: - backend/openwebui/models/channels.py lines 663-673, isuserchannelmember - Used at 15 locations in backend/openwebui/routers/channels.py Affected Versions Current main...

PYSEC-2026-2891 Postorius is vulnerable to XSS

Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026...

PYSEC-2026-2920 PraisonAI: Unauthenticated WebSocket Endpoint Proxies to Paid OpenAI Realtime API Without Rate Limits

Summary The /media-stream WebSocket endpoint in PraisonAI's call module accepts connections from any client without authentication or Twilio signature validation. Each connection opens an authenticated session to OpenAI's Realtime API using the server's API key. There are no limits on concurrent...

PYSEC-2026-2571 Langflow Missing Authentication on Critical API Endpoints

Summary Multiple critical API endpoints in Langflow are missing authentication controls, allowing any unauthenticated user to access sensitive user conversation data, transaction histories, and perform destructive operations including message deletion. This affects endpoints handling personal dat...

Linux Distros Unpatched Vulnerability : CVE-2026-53365

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - vsock/virtio: fix zerocopy completion for multi-skb sends When a large message is fragmented into multiple skbs, the zerocopy uarg is only allocated and attache...

CVE-2026-51540

OpENer 2.3.0 (master up to commit 76b95cf) is affected by a severe memory corruption vulnerability due to an integer underflow in processing of connected explicit messages (SendUnitData). The CVE-2026-51540 entry lists a CVSS v3.1 base score of 9.8 (CRITICAL) with NETWORK attack vector, no privil...

EUVD-2026-43233

OpenWrt luci-app-samba4 read ACL grants file.exec permission on /usr/sbin/smbd, allowing authenticated delegated users to execute the Samba daemon with caller-controlled command-line arguments. Attackers can pass arbitrary Samba global options such as message command to a root smbd process,...

CVE-2026-56296

Cap-go before 12.128.2 contains an information disclosure vulnerability in the public.transferapp RPC function that returns distinct error messages for existing versus non-existing app IDs. Unauthenticated attackers can enumerate valid app IDs by observing error message differences when calling...

EUVD-2026-43177

PraisonAI AgentMail versions before 4.6.78 lack signature verification in webhook mode, allowing unauthenticated attackers to inject messages with spoofed sender addresses. Attackers can POST crafted message.received events to the webhook endpoint to inject arbitrary content into the agent and...

CVE-2026-61428 PraisonAI AgentMail before 4.6.78 Message Injection via Webhook

PraisonAI AgentMail versions before 4.6.78 lack signature verification in webhook mode, allowing unauthenticated attackers to inject messages with spoofed sender addresses. Attackers can POST crafted message.received events to the webhook endpoint to inject arbitrary content into the agent and...

CVE-2026-56296 Cap-go - App Existence Oracle via Unauthenticated transfer_app RPC

Cap-go before 12.128.2 contains an information disclosure vulnerability in the public.transferapp RPC function that returns distinct error messages for existing versus non-existing app IDs. Unauthenticated attackers can enumerate valid app IDs by observing error message differences when calling...

EUVD-2026-43170

Cap-go before 12.128.2 contains an information disclosure vulnerability in the public.transferapp RPC function that returns distinct error messages for existing versus non-existing app IDs. Unauthenticated attackers can enumerate valid app IDs by observing error message differences when calling...

CVE-2026-56296 Cap-go - App Existence Oracle via Unauthenticated transfer_app RPC

Cap-go before 12.128.2 contains an information disclosure vulnerability in the public.transferapp RPC function that returns distinct error messages for existing versus non-existing app IDs. Unauthenticated attackers can enumerate valid app IDs by observing error message differences when calling...

CVE-2026-10041 WCFM – Frontend Manager for WooCommerce <= 6.7.27 - Authenticated (Subscriber+) Missing Authorization to Arbitrary Vendor Data Manipulation via Multiple AJAX Handlers

The WCFM – Frontend Manager for WooCommerce plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 6.7.27 via the wcfmproductarchive due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with...

EUVD-2026-43008

RustDesk before 1.4.9 does not enforce a session's authorized connection scope on the server side, so a peer granted a limited session type FileTransfer, PortForward, ViewCamera, or Terminal can send control messages and login options reserved for a full Remote session. An authenticated remote pe...

CVE-2026-57850

RustDesk before 1.4.9 fails to enforce a session’s authorized connection scope on the server side. A peer with a limited session type (FileTransfer, PortForward, ViewCamera, or Terminal) can send control messages and login options intended for a full Remote session, enabling actions outside its g...

CVE-2026-57850 RustDesk Missing Session Scope Enforcement Allows Out-of-Scope Control Message Injection

RustDesk before 1.4.9 does not enforce a session's authorized connection scope on the server side, so a peer granted a limited session type FileTransfer, PortForward, ViewCamera, or Terminal can send control messages and login options reserved for a full Remote session. An authenticated remote pe...

GHSA-CWC9-CP4J-MCVV libp2p: CPU DoS via oversized IHAVE and IWANT control message arrays

Summary gossipsub processes IHAVE and IWANT control messages by iterating every received message ID synchronously before doing anything with the results. There is no cap on how many IDs a single frame may contain. The default LP frame limit is 4MB, which fits roughly 180,000 message IDs. Iteratin...

CVE-2026-44545

A flaw was found in daphne. An unauthenticated remote attacker could exploit this vulnerability by sending arbitrarily large WebSocket messages or frames. This oversight in payload size handling can lead to excessive memory consumption, resulting in a denial of service DoS for the affected system...

CVE-2026-15291

The Chat Help – Click to Chat Button & Form plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.1.3 via the REST API endpoints /wp-json/chat-help/v1/leads and /wp-json/chat-help/v1/leads/id. This is due to the plugin not performing any...