CVE-2026-33438

Stirling-PDF is affected by a Denial of Service (DoS) vulnerability in the watermark endpoint. Affected versions are 2.1.5 through 2.5.1 (prior to 2.5.2). An authenticated user can trigger resource exhaustion and server crashes by sending extreme values for fontSize and widthSpacer to /api/v1/sec...

CVE-2026-32770

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.19 and 8.6.43, a remote attacker can crash the Parse Server by subscribing to a LiveQuery with an invalid regular expression pattern. The server process terminates when the...

UBUNTU-CVE-2026-29785

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.14 and 2.12.5, if the nats-server has the "leafnode" configuration enabled not default, then anyone who can connect can crash the nats-server by triggering a panic. This happens...

CVE-2026-33218

CVE-2026-33218 affects NATS-Server. Prior to versions 2.11.15 and 2.12.6, a client able to reach the leafnode port can crash the server with a specially malformed message before authentication. Versions 2.11.15 and 2.12.6 include a fix. Affected product: NATS-Server (leafnode handling). Root caus...

CVE-2026-33218 NATS has pre-auth server panic via leafnode handling

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, a client which can connect to the leafnode port can crash the nats-server with a certain malformed message pre-authentication. Versions 2.11.15 and 2.12.6 contain ...

GHSA-247X-7QW8-FP98 Mattermost doesn't rate limit login requests, allowing DoS

Mattermost versions 11.4.x = 11.4.0, 11.3.x = 11.3.1, 11.2.x = 11.2.3, 10.11.x = 10.11.11 fail to rate limit login requests which allows unauthenticated remote attackers to cause denial of service server crash and restart via HTTP/2 single packet attack with 100+ parallel login requests...

GHSA-PQ2Q-RCW4-3HR6 NATS: Pre-auth remote server crash via WebSocket frame length overflow in wsRead

Background NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. When using WebSockets, a malicious client can trigger a server crash with crafted frames, before authentication. Problem Description A missi...

Integer Overflow or Wraparound

Overview github.com/nats-io/nats-server/v2/server is an A simple, secure and performant communications system for digital systems, services and devices. Affected versions of this package are vulnerable to Integer Overflow or Wraparound via the wsRead function. An attacker can cause the server...

NATS: Pre-auth remote server crash via WebSocket frame length overflow in wsRead

Background NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. When using WebSockets, a malicious client can trigger a server crash with crafted frames, before authentication. Problem Description A missi...

CVE-2026-26233

CVE-2026-26233 affects Mattermost releases 10.11.x to 11.4.x, where login requests are not rate-limited, enabling unauthenticated remote attackers to cause denial of service via an HTTP/2 single-packet attack with 100+ parallel login requests. No patch/version details are provided in the document...

PT-2026-27961

Name of the Vulnerable Software and Affected Versions Mattermost versions 11.4.0 and earlier Mattermost versions 11.3.1 and earlier Mattermost versions 11.2.3 and earlier Mattermost versions 10.11.11 and earlier Description The software does not adequately limit the rate of login requests. This...

Nats-Server 输入验证错误漏洞

Nats-Server is a high-performance server developed by Nats for use in Nats.io, cloud, and edge native messaging systems. Versions of NATS-Server prior to 2.11.15 and 2.12.6 contained a vulnerability related to input validation errors. This vulnerability allowed clients to send specific malformed...

NATS has pre-auth server panic via leafnode handling

Background NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. The nats-server allows hub/spoke topologies using "leafnode" connections by other nats-servers. Problem Description A client which can conne...

Improper Handling of Unexpected Data Type

Overview github.com/nats-io/nats-server/v2/server is an A simple, secure and performant communications system for digital systems, services and devices. Affected versions of this package are vulnerable to Improper Handling of Unexpected Data Type through the leafnode connection handling in...

mysql: Optimizer unspecified vulnerability (CPU Jan 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows high privileged attacker with network...

CVE-2026-33307

A flaw was found in modgnutls, a TLS module for Apache HTTPD. A remote attacker could exploit this vulnerability by sending a specially crafted client certificate chain to a server configured to use client certificates. This could lead to a buffer overflow due to the module not properly checking...

PT-2026-27615

Name of the Vulnerable Software and Affected Versions NATS-Server versions prior to 2.11.15 NATS-Server versions prior to 2.12.6 Description NATS-Server is a high-performance server for NATS.io, a cloud and edge native messaging system. A client connected to the leafnode port can crash the server...

PT-2026-27612

Name of the Vulnerable Software and Affected Versions NATS-Server versions prior to 2.11.14 NATS-Server versions prior to 2.12.5 Description NATS-Server, a high-performance messaging system, is susceptible to a server panic when configured as a leafnode. This occurs pre-authentication and require...

OPENSUSE-SU-2026:20423-1 Security update for freeciv

This update for freeciv fixes the following issues: Changes in freeciv: - freeciv 3.2.4: CVE-2026-33250: Fix a vulnerability allowing remote crashing of the server boo1260036 SDL2 client: Fix crash on selecting nation style or nation - includes changes from version 3.2.3: Restore server to sane...

EUVD-2019-19928

jetCast Server 2.0 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Log directory configuration field. Attackers can paste a buffer of 5000 characters into the Log directory input, then click Start to...