CVE-2026-23743 Discourse allows permalinks to restricted resources to leak resource slugs to unauthorized users

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, permalinks pointing to access-restricted resources private topics, categories, posts, or hidden tags were redirecting users to URLs containing the resource slug, even when the user...

CVE-2026-23743 Discourse allows permalinks to restricted resources to leak resource slugs to unauthorized users

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, permalinks pointing to access-restricted resources private topics, categories, posts, or hidden tags were redirecting users to URLs containing the resource slug, even when the user...

CVE-2026-23743 Discourse allows permalinks to restricted resources to leak resource slugs to unauthorized users

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, permalinks pointing to access-restricted resources private topics, categories, posts, or hidden tags were redirecting users to URLs containing the resource slug, even when the user...

CVE-2026-23743

Summary of CVE-2026-23743 (Discourse) : Prior to versions 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, permalinks to access-restricted resources (private topics/categories/posts/hidden tags) could redirect to URLs containing the resource slug in the Location header or 404 search box, leaking potent...

CVE-2026-23743

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, permalinks pointing to access-restricted resources private topics, categories, posts, or hidden tags were redirecting users to URLs containing the resource slug, even when the user...

Russia-Aligned ELECTRUM Tied to December 2025 Cyber Attack on Polish Power Grid

The "coordinated" cyber attack targeting multiple sites across the Polish power grid has been attributed with medium confidence to a Russian state-sponsored hacking crew known as ELECTRUM. Operational technology OT cybersecurity company Dragos, in a new intelligence brief published Tuesday,...

urllib3: urllib3 Streaming API improperly handles highly compressed data

A decompression handling flaw has been discovered in urllib3. When streaming a compressed response, urllib3 can perform decoding or decompression based on the HTTP Content-Encoding header e.g., gzip, deflate, br, or zstd. The library must read compressed data from the network and decompress it...

Discourse Information Leakage Vulnerability

Discourse is an open-source community discussion platform developed by Discourse. This platform includes features such as communities, email communication, and chat rooms. Versions of Discourse prior to 3.5.4, as well as versions before 2025.11.2, 2025.12.1, and 2026.1.0, have a vulnerability...

PT-2026-5211

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 3.5.4 Discourse versions prior to 2025.11.2 Discourse versions prior to 2025.12.1 Discourse versions prior to 2026.1.0 Description Discourse is an open source discussion platform. Permalinks to access-restricted...

CVE-2025-14988 Incorrect Permission Assignment for Critical Resource vulnerability in iba Systems ibaPDA

A security issue has been identified in ibaPDA that could allow unauthorized actions on the file system under certain conditions. This may impact the confidentiality, integrity, or availability of the system...

PT-2026-5029

Name of the Vulnerable Software and Affected Versions vLLM versions prior to 0.14.1 Description A Server-Side Request Forgery SSRF exists in the MediaConnector class within the multimodal feature set. The load from url and load from url async functions process media from user-provided URLs using...

CVE-2025-57783 Improper header parsing may lead to request smuggling

Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver...

CVE-2025-57783 Improper header parsing may lead to request smuggling

Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver...

EUVD-2025-206340

Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver...

CVE-2025-57783 Improper header parsing may lead to request smuggling

Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver...

Important: Red Hat Security Advisory: cert-manager Operator for Red Hat OpenShift 1.18.1

cert-manager Operator for Red Hat OpenShift 1.18.1 The cert-manager Operator for Red Hat OpenShift builds on top of Kubernetes, introducing certificate authorities and certificates as first-class resource types in the Kubernetes API. This makes it possible to provide certificates-as-a-service to...

PT-2026-4785

Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver...

Linux Kernel Security Vulnerabilities

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the issue of reusing freed resources, potentially leading to null pointer dereferencing...

Linux Kernel Security Vulnerabilities

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the issue of reusing freed resources, potentially leading to null pointer dereferencing...

CVE-2026-22981

In the Linux kernel, the following vulnerability has been resolved: idpf: detach and close netdevs while handling a reset Protect the reset path from callbacks by setting the netdevs to detached state and close any netdevs in UP state until the reset handling has completed. During a reset, the...