CVE-2026-27154 Discourse has XSS when editing a malicious post

Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, a user full name can be evaluated as raw HTML when the following settings are set: displaynameonposts = true; and prioritizeusernameinux = false. Editing a post of a malicious user would trigger ...

CVE-2026-27154 Discourse has XSS when editing a malicious post

Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, a user full name can be evaluated as raw HTML when the following settings are set: displaynameonposts = true; and prioritizeusernameinux = false. Editing a post of a malicious user would trigger ...

CVE-2026-27153

Discourse (open source discussion platform) is affected prior to versions 2025.12.2, 2026.1.1, and 2026.2.0. The issue arises from an overly permissive allowlist in can_export_entity?, letting moderators export any entity not explicitly blocked via the CSV export endpoint to access user Chat DMs....

CVE-2026-27162

Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, postsnearby was checking topic access but then returning all posts regardless of type, including whispers that should only be visible to whisperers. Use Post.securedguardian to properly filter po...

CVE-2026-27021

Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, the voters endpoint in the poll plugin lacked post visibility checks which allowed unauthorized access to voters details of polls in any post. Versions 2025.12.2, 2026.1.1, and 2026.2.0 patch the...

EUVD-2026-8887

Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, the voters endpoint in the poll plugin lacked post visibility checks which allowed unauthorized access to voters details of polls in any post. Versions 2025.12.2, 2026.1.1, and 2026.2.0 patch the...

CVE-2026-27021 Discourse: Poll voters endpoint lacked post visibility checks

Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, the voters endpoint in the poll plugin lacked post visibility checks which allowed unauthorized access to voters details of polls in any post. Versions 2025.12.2, 2026.1.1, and 2026.2.0 patch the...

CVE-2026-26979

CVE-2026-26979 affects Discourse: TL4 users can close, archive, or pin topics in private categories they lack access to. Fixed in versions 2025.12.2, 2026.1.1, and 2026.2.0. Impact is unauthorized topic status changes with LOW severity (CVSS 3.1: none certain, I=LOW). No workarounds are reported....

AZL-78359 CVE-2026-27969 affecting package vitess 19.0.4-7

Vitess is a database clustering system for horizontal scaling of MySQL. Prior to versions 23.0.3 and 22.0.4, anyone with read/write access to the backup storage location e.g. an S3 bucket can manipulate backup manifest files so that files in the manifest — which may be files that they have also...

CVE-2026-27965 Vitess users with backup storage access can gain unauthorized access to production deployment environments

Vitess is a database clustering system for horizontal scaling of MySQL. Prior to versions 23.0.3 and 22.0.4, anyone with read/write access to the backup storage location e.g. an S3 bucket can manipulate backup manifest files so that arbitrary code is later executed when that backup is restored...

PT-2026-22110

Name of the Vulnerable Software and Affected Versions Angular versions prior to 21.2.0 Angular versions prior to 21.1.16 Angular versions prior to 20.3.17 Angular versions prior to 19.2.19 Description Angular’s internationalization i18n pipeline contains a cross-site scripting issue. HTML within...

CVE-2026-27738

The Angular SSR is a server-rise rendering tool for Angular applications. An Open Redirect vulnerability exists in the internal URL processing logic in versions on the 19.x branch prior to 19.2.21, the 20.x branch prior to 20.3.17, and the 21.x branch prior to 21.1.5 and 21.2.0-rc.1. The logic...

CVE-2026-27129

Craft is a content management system CMS. In versions 4.5.0-RC1 through 4.16.18 and 5.0.0-RC1 through 5.8.22, the SSRF validation in Craft CMS’s GraphQL Asset mutation uses gethostbyname, which only resolves IPv4 addresses. When a hostname has only AAAA IPv6 records, the function returns the...

PT-2026-26492

Name of the Vulnerable Software and Affected Versions Angular versions prior to 22.0.0-next.2 Angular versions prior to 21.2.3 Angular versions prior to 20.3.21 Description An Open Redirect issue exists in the Angular SSR tool due to an incomplete fix for a previously identified problem. The...

CVE-2026-27195

Wasmtime is a runtime for WebAssembly. Starting with Wasmtime 39.0.0, the component-model-async feature became the default, which brought with it a new implementation of TypedFunc::callasync which made it capable of calling async-typed guest export functions. However, that implementation had a bu...

CVE-2026-27572

Wasmtime is a runtime for WebAssembly. Prior to versions 24.0.6, 36.0.6, 4.0.04, 41.0.4, and 42.0.0, Wasmtime's implementation of the wasi:http/types.fields resource is susceptible to panics when too many fields are added to the set of headers. Wasmtime's implementation in the wasmtime-wasi-http...

CVE-2026-27195

Wasmtime is a runtime for WebAssembly. Starting with Wasmtime 39.0.0, the component-model-async feature became the default, which brought with it a new implementation of TypedFunc::callasync which made it capable of calling async-typed guest export functions. However, that implementation had a bu...

Wasmtime can panic when adding excessive fields to a `wasi:http/types.fields` instance

Impact Wasmtime's implementation of the wasi:http/types.fields resource is susceptible to panics when too many fields are added to the set of headers. Wasmtime's implementation in the wasmtime-wasi-http crate is backed by a data structure which panics when it reaches excessive capacity and this...

GHSA-XJHV-V822-PF94 Wasmtime is vulnerable to panic when dropping a `[Typed]Func::call_async` future

The affected versions of Wasmtime can panic if the host embedder drops the future returned by wasmtime::component::TypedFunc::callasync before it resolves. Details Starting with Wasmtime 39.0.0, the component-model-async feature became the default, which brought with it a new implementation of...

UBUNTU-CVE-2026-26284

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, ImageMagick lacks proper boundary checking when processing Huffman-coded data from PCD Photo CD files. The decoder contains an function that has an incorrect...