CVE-2026-39972

Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a battery-efficient way. Prior to 0.22.0, a cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to...

Security Bulletin: Improper Host Header Validation in Undertow HTTP Server Enables Cache Poisoning and Session Hijacking affects watsonx.data

Summary A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed...

EUVD-2026-20967

Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a battery-efficient way. Prior to 0.22.0, a cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to...

CVE-2026-39972

CVE-2026-39972 affects Mercure prior to 0.22.0. A cache key collision in TopicSelectorStore arises from concatenating topicSelector and topic with an underscore, which can produce identical keys for different pairs because both fields may contain underscores. An attacker who can subscribe or publ...

CVE-2026-39972 Mercure has a Topic Selector Cache Key Collision

Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a battery-efficient way. Prior to 0.22.0, a cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to...

CVE-2026-39972

Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a battery-efficient way. Prior to 0.22.0, a cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to...

squid34: Fix of 2 CVEs

CVE-2026-33526: fix heap Use-After-Free in ICP traffic handling causing DoS - CVE-2026-32748: fix HttpRequest lifetime in ICP v3 queries preventing Use-After-Free DoS...

wolfSSL 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, aimed at developers working with embedded systems. There is a security vulnerability in wolfSSL: when restoring sessions from the cache, pointers in serialized session data are not...

PT-2026-31818

Name of the Vulnerable Software and Affected Versions versions prior to 2.3 Description When restoring a session from cache, a pointer from the serialized session data is used in a free operation without validation. An attacker who can poison the session cache could trigger an arbitrary free...

mercure 安全漏洞

Mercure is a real-time data delivery protocol and server implementation developed by Kévin Dunglas as an individual project. Versions of Mercure prior to 0.22.0 contained security vulnerabilities. These vulnerabilities were caused by conflicts in cache keys within the TopicSelectorStore, which...

Unbreakable Enterprise kernel security update

6.12.0-200.74.27.2 - ipv6: use RCU in ip6xmit Eric Dumazet Orabug: 39186444 CVE-2025-40135 - netfilter: nftables: fix use-after-free in nftablesaddchain Inseo An Orabug: 39181102 CVE-2026-23231 - dst: fix races in rt6uncachedlistdel and rtdeluncachedlist Eric Dumazet Orabug: 39181101 CVE-2026-230...

SUSE CVE-2026-28810

Generation of Predictable Numbers or Identifiers vulnerability in Erlang/OTP kernel inetres, inetdb modules allows DNS Cache Poisoning. The built-in DNS resolver inetres uses a sequential, process-global 16-bit transaction ID for UDP queries and does not implement source port randomization...

@frontmcp/adapters (>=1.0.0 <=1.0.3), @frontmcp/plugin-approval (>=1.0.0 <=1.0.3) +7 more potentially affected by CVE-2026-39885 via @frontmcp/sdk (>=1.0.0-beta.1 <=1.0.3)

@frontmcp/sdk NPM version =1.0.0-beta.1, =1.0.0, =1.0.0, =1.0.0, =1.0.0, =1.0.0, =0.0.1, =1.0.0, =1.0.0, =0.0.1, =1.0.3 Source cves: CVE-2026-39885 Source advisory: SNYK:JS-FRONTMCPSDK-16423474...

CVE-2026-39429

kcp is a Kubernetes-like control plane for form-factors and use-cases beyond Kubernetes and container workloads. Prior to 0.30.3 and 0.29.3, the cache server is directly exposed by the root shard and has no authentication or authorization in place. This allows anyone who can access the root shard...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization due to missing authentication and authorization checks in the cache server. An attacker can gain unauthorized read and write access by sending requests directly to the exposed service. Remediation Upgrade...

CLSA-2026-1775209032 squid: Fix of 2 CVEs

CVE-2026-33515: fix validation of packet sizes and URLs in ICP - CVE-2026-33526: fix escaping malformed URI twice when sending ICP errors...

CVE-2026-39429

The CVE-2026-39429 issue in kcp affects the root shard’s cache server, which before versions 0.30.3 and 0.29.3 was exposed with no authentication/authorization. The cache server could be read from and written to by anyone who can reach the root shard, enabling unauthorized access to cached resour...

CVE-2026-39429 kcp's cache server is accessible without authentication or authorization checks

kcp is a Kubernetes-like control plane for form-factors and use-cases beyond Kubernetes and container workloads. Prior to 0.30.3 and 0.29.3, the cache server is directly exposed by the root shard and has no authentication or authorization in place. This allows anyone who can access the root shard...

CVE-2026-39429 kcp's cache server is accessible without authentication or authorization checks

kcp is a Kubernetes-like control plane for form-factors and use-cases beyond Kubernetes and container workloads. Prior to 0.30.3 and 0.29.3, the cache server is directly exposed by the root shard and has no authentication or authorization in place. This allows anyone who can access the root shard...

mercure has Topic Selector Cache Key Collision

Impact A cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to unauthorized subscribers or blocking delivery to authorized ones. The cache key was constructed by concatenating the topic...