PT-2026-59654

Impact An attacker can cause the creation of unnecessary background threads in the python-engineio server by exploiting the heartbeat mechanism, which launches a thread when a new connection is received, and when the client sends a PONG packet. Note: this issue primarily affects synchronous...

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...

openSUSE 16 Security Update : python-python-engineio (openSUSE-SU-2026:21182-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21182-1 advisory. Changes in python-python-engineio: - CVE-2026-48802: remote user can cause the creation of unnecessary background threads in the server through...

OPENSUSE-SU-2026:21182-1 Security update for python-python-engineio

This update for python-python-engineio fixes the following issues: Changes in python-python-engineio: - CVE-2026-48802: remote user can cause the creation of unnecessary background threads in the server through the heartbeat mechanism and cause a DoS bsc1269544 - CVE-2026-48809: size of incoming...

GHSA-CGWC-PV48-FHJ5 python-engineio has unbound thread allocation that can cause denial of service

Impact An attacker can cause the creation of unnecessary background threads in the python-engineio server by exploiting the heartbeat mechanism, which launches a thread when a new connection is received, and when the client sends a PONG packet. Note: this issue primarily affects synchronous...

python-engineio has unbound thread allocation that can cause denial of service

Impact An attacker can cause the creation of unnecessary background threads in the python-engineio server by exploiting the heartbeat mechanism, which launches a thread when a new connection is received, and when the client sends a PONG packet. Note: this issue primarily affects synchronous...

Allocation of Resources Without Limits or Throttling

Overview python-engineio is a Python implementation of the Engine.IO realtime client and server. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the heartbeat mechanism. An attacker can exhaust system resources by repeatedly triggering...

GO-2026-5145 Oxia affected by server crash via race condition in session heartbeat handling in github.com/oxia-db/oxia

Oxia affected by server crash via race condition in session heartbeat handling in github.com/oxia-db/oxia...

MAL-2026-6194 Malicious code in portloop (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector e745a79c5fb952105d93cc5d5f37bc77af9cc08d9a021f09a12d26416a29de3c On default invocation e.g., npx portloop with no flags, the CLI runs in daemon+quiet+respawn mode and POSTs id, hostname, host, url, port, user to a...

MAL-2026-11204 Malicious code in nano-perf (npm)

Version 2.2.0 of nano-perf declares a postinstall script that automatically launches daemon.js as a detached, unreferenced process with ignored standard streams, allowing it to survive completion of npm install. The launcher reconstructs an obfuscated Supabase endpoint from Base64 fragments and...

Malicious code in nano-perf (npm)

Version 2.2.0 of nano-perf declares a postinstall script that automatically launches daemon.js as a detached, unreferenced process with ignored standard streams, allowing it to survive completion of npm install. The launcher reconstructs an obfuscated Supabase endpoint from Base64 fragments and...

CVE-2026-10142

A flaw was found in kafka-python. A malicious broker or a machine-in-the-middle attacker can exploit a denial-of-service vulnerability in the protocol parser. By sending a specially crafted 4-byte frame length value without proper bounds validation, an attacker can trigger excessive memory...

CVE-2026-2712

The WP-Optimize plugin for WordPress is vulnerable to unauthorized access of functionality due to missing capability checks in the receiveheartbeat function in includes/class-wp-optimize-heartbeat.php in all versions up to, and including, 4.5.0. This is due to the Heartbeat handler directly...

CVE-2026-40943

Oxia is a metadata store and coordination system. Prior to 0.16.2, a race condition between session heartbeat processing and session closure can cause the server to panic with send on closed channel. The heartbeat method uses a blocking channel send while holding a mutex, and under specific timin...

CVE-2026-44553

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, administrative role changes and user deletions do not iterate SESSIONPOOL to disconnect affected sessions. As a result, a user whose admin role has been revoked retains admin...

GHSA-45M8-CPM2-3V65 Open WebUI: Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access

Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access Affected Component Socket.IO session state and role-check callsites: - backend/openwebui/socket/main.py lines 330-351, connect handler — role snapshotted into SESSIONPOOL - backend/openwebui/socket/main.py lin...

Open WebUI: Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access

Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User Note Access Affected Component Socket.IO session state and role-check callsites: - backend/openwebui/socket/main.py lines 330-351, connect handler — role snapshotted into SESSIONPOOL - backend/openwebui/socket/main.py lin...

PT-2026-39270

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.0 Description Administrative role changes and user deletions do not trigger the disconnection of affected sessions in the SESSION POOL. When a user connects via Socket.IO, their role is snapshotted into the...

CVE-2026-43578

OpenClaw versions 2026.3.31 before 2026.4.10 contain a privilege escalation vulnerability where heartbeat owner downgrade detection misses local background async exec completion events. Attackers can exploit this by providing untrusted completion content to leave a run in a more privileged contex...

EUVD-2026-28168

OpenClaw versions 2026.3.31 before 2026.4.10 contain a privilege escalation vulnerability where heartbeat owner downgrade detection misses local background async exec completion events. Attackers can exploit this by providing untrusted completion content to leave a run in a more privileged contex...