Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling through the processing of QPACK-encoded HEADERS frames containing trailer field sections. An attacker can cause excessive memory allocation by sending specially crafted frames with ma...

quic-go: HTTP/3 QPACK Trailer Expansion Memory Exhaustion

Summary An attacker can cause excessive memory allocation in quic-go's HTTP/3 client and server implementations by sending a QPACK-encoded HEADERS frame that decodes into a large trailer field section with many unique field names and/or large values. The implementation builds an http.Header for t...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : nginx vulnerabilities (USN-8354-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8354-1 advisory. It was discovered that nginx did not properly validate source addresses in the HTTP/3 QUIC module. A remote attacker coul...

CVE-2026-45151

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quicstreamrecv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c-mtx...

OPENSUSE-SU-2026:20865-1 Security update for python-uv

This update for python-uv fixes the following issues: - CVE-2026-31812: quinn-proto: denial of service via crafted QUIC initial packet bsc1259624. - CVE-2026-32766: astral-tokio-tar: malformed PAX extensions can lead to archive misinterpretation bsc1259966...

USN-8354-1: nginx vulnerabilities

It was discovered that nginx did not properly validate source addresses in the HTTP/3 QUIC module. A remote attacker could possibly use this issue to bypass authorization checks or rate limiting. This issue only affected Ubuntu 25.04 and Ubuntu 25.10. CVE-2026-40460 It was discovered that nginx...

CVE-2026-45151

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quicstreamrecv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c-mtx...

CVE-2026-45151

NanoMQ (0.24.8 and earlier) contains a NULL substream pointer dereference in quic_stream_recv when a substream is reopening. The vulnerable code finishes AIO with an error but does not return before locking c->mtx, indicating a potential NULL dereference and an unlocked/locked state issue in t...

CVE-2026-45151 NanoMQ: NULL Pointer Dereference

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quicstreamrecv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c-mtx...

CVE-2026-45151 NanoMQ: NULL Pointer Dereference

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quicstreamrecv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c-mtx...

CVE-2026-45151 NanoMQ: NULL Pointer Dereference

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quicstreamrecv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c-mtx...

CVE-2026-45151

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quicstreamrecv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c-mtx...

CVE-2026-44640 NanoMQ: QUIC Dialer Close Type Confusion

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. Prior to 0.24.14, aio-provdata is stored as nniquicconn during dialing, but read as exquicconn during dialer close. This type confusion causes invalid object interpretation and leads to close-path hang/crash behavior. This...

CVE-2026-44640

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. Prior to 0.24.14, aio-provdata is stored as nniquicconn during dialing, but read as exquicconn during dialer close. This type confusion causes invalid object interpretation and leads to close-path hang/crash behavior. This...

CVE-2026-44640 NanoMQ: QUIC Dialer Close Type Confusion

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. Prior to 0.24.14, aio-provdata is stored as nniquicconn during dialing, but read as exquicconn during dialer close. This type confusion causes invalid object interpretation and leads to close-path hang/crash behavior. This...

CVE-2026-44640

CVE-2026-44640 affects NanoMQ (MQTT Broker). The issue is a type confusion in the QUIC dialer: aio->prov_data is stored as nni_quic_conn * during dialing but read as ex_quic_conn * during dialer close, leading to invalid object interpretation and a close-path hang/crash. This describes the vul...

CVE-2026-32934

A flaw was found in CoreDNS, a DNS server that chains plugins. The DNS-over-QUIC DoQ server is vulnerable to unbounded resource growth. An unauthenticated remote attacker can exploit this by opening numerous QUIC streams and sending only one byte per stream, causing the server to spawn excessive...

CVE-2026-3375

The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the /wp-json/litespeed/v1/notifyccss and /wp-json/litespeed/v1/notifyucss REST API endpoints in all versions up to, and including, 7.7. These endpoints accept CSS content from QUIC.cloud callback notificatio...

CVE-2026-3375 LiteSpeed Cache <= 7.7 - Unauthenticated Stored Cross-Site Scripting via QUIC.cloud CCSS/UCSS REST API Endpoints

The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the /wp-json/litespeed/v1/notifyccss and /wp-json/litespeed/v1/notifyucss REST API endpoints in all versions up to, and including, 7.7. These endpoints accept CSS content from QUIC.cloud callback notificatio...

PT-2026-43546

The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the /wp-json/litespeed/v1/notify ccss and /wp-json/litespeed/v1/notify ucss REST API endpoints in all versions up to, and including, 7.7. These endpoints accept CSS content from QUIC.cloud callback...