CVE-2026-27469 Isso: Stored XSS via comment website field

Isso is a lightweight commenting server written in Python and JavaScript. In commits before 0afbfe0691ee237963e8fb0b2ee01c9e55ca2144, there is a stored Cross-Site Scripting XSS vulnerability affecting the website and author comment fields. The website field was HTML-escaped using quote=False, whi...

CVE-2026-27469 Isso: Stored XSS via comment website field

Isso is a lightweight commenting server written in Python and JavaScript. In commits before 0afbfe0691ee237963e8fb0b2ee01c9e55ca2144, there is a stored Cross-Site Scripting XSS vulnerability affecting the website and author comment fields. The website field was HTML-escaped using quote=False, whi...

PT-2026-21366

Name of the Vulnerable Software and Affected Versions Isso versions prior to 0afbfe0691ee237963e8fb0b2ee01c9e55ca2144 Description Isso, a lightweight commenting server written in Python and JavaScript, contains a stored Cross-Site Scripting XSS issue. The website and author comment fields are...

CVE-2026-27119

svelte performance oriented web framework. From 5.39.3, =5.51.4, in certain circumstances, the server-side rendering output of an element does not properly escape its content, potentially allowing HTML injection in the SSR output. Client-side rendering is not affected. This vulnerability is fixed...

CVE-2026-27120

Leafkit is a templating language with Swift-inspired syntax. Prior to 1.4.1, htmlEscaped in leaf-kit will only escape html special characters if the extended grapheme clusters match, which allows bypassing escaping by using an extended grapheme cluster containing both the special html character a...

CVE-2026-27120

Leaf-kit (templating library for Swift) before version 1.4.1 is vulnerable to HTML escaping bypass via extended grapheme clusters in htmlEscaped(), enabling potential XSS in attribute contexts when user-controlled variables are interpolated. The root cause is that htmlEscaped escapes only when th...

CVE-2026-27120 Leaf-kit html escaping does not work on characters that are part of extended grapheme cluster

Leafkit is a templating language with Swift-inspired syntax. Prior to 1.4.1, htmlEscaped in leaf-kit will only escape html special characters if the extended grapheme clusters match, which allows bypassing escaping by using an extended grapheme cluster containing both the special html character a...

CVE-2026-27120 Leaf-kit html escaping does not work on characters that are part of extended grapheme cluster

Leafkit is a templating language with Swift-inspired syntax. Prior to 1.4.1, htmlEscaped in leaf-kit will only escape html special characters if the extended grapheme clusters match, which allows bypassing escaping by using an extended grapheme cluster containing both the special html character a...

CVE-2026-27120

Leafkit is a templating language with Swift-inspired syntax. Prior to 1.4.1, htmlEscaped in leaf-kit will only escape html special characters if the extended grapheme clusters match, which allows bypassing escaping by using an extended grapheme cluster containing both the special html character a...

CVE-2026-27120 Leaf-kit html escaping does not work on characters that are part of extended grapheme cluster

Leafkit is a templating language with Swift-inspired syntax. Prior to 1.4.1, htmlEscaped in leaf-kit will only escape html special characters if the extended grapheme clusters match, which allows bypassing escaping by using an extended grapheme cluster containing both the special html character a...

CVE-2026-27022 RediSearch Query Injection in @langchain/langgraph-checkpoint-redis

@langchain/langgraph-checkpoint-redis is the Redis checkpoint and store implementation for LangGraph. A query injection vulnerability exists in the @langchain/langgraph-checkpoint-redis package's filter handling. The RedisSaver and ShallowRedisSaver classes construct RediSearch queries by directl...

CVE-2026-2718

The Dealia – Request a Quote plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Gutenberg block attributes in all versions up to, and including, 1.0.8. This is due to the use of wpkses for output escaping within HTML attribute contexts where escattr is required. This makes it...

CVE-2025-14983

The Advanced Custom Fields: Font Awesome Field plugin for WordPress is vulnerable to Cross-Site Scripting in all versions up to, and including, 5.0.1 due to insufficient input sanitization and output escaping. This makes it possible forauthenticated attackers, with Contributor-level access and...

CVE-2026-0561

The Shield Security plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'message' parameter in all versions up to, and including, 21.0.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary we...

CVE-2026-0556

The XO Event Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'xoeventfield' shortcode in all versions up to, and including, 3.2.10 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for...

OpenClaw 跨站脚本漏洞

OpenClaw is an intelligent artificial assistant open-sourced by OpenClaw. A cross-site scripting vulnerability exists in OpenClaw. The vulnerability stems from improper escaping of assistant identity information when rendered by Control UI and can be exploited by an attacker to compromise...

PT-2026-21010

Name of the Vulnerable Software and Affected Versions Master Addons For Elementor plugin for WordPress versions 2.1.1 and earlier Description The software is susceptible to a Stored Cross-Site Scripting issue because of inadequate input sanitization and output escaping. This allows authenticated...

WordPress plugin Aardvark 安全漏洞

WordPress is a blogging platform developed using the PHP language. The platform has the ability to set up a personal blog site on a PHP and MySQL based server.WordPress plugin is an application plugin. WordPress plugin Aardvark has a cross-site scripting vulnerability, the vulnerability stems fro...

CVE-2026-26189

Trivy Action runs Trivy as GitHub action to scan a Docker container image for vulnerabilities. A command injection vulnerability exists in aquasecurity/trivy-action versions 0.31.0 through 0.33.1 due to improper handling of action inputs when exporting environment variables. The action writes...

GHSA-4HFH-FCH3-5Q7P Leaf-kit html escaping does not work on characters that are part of extended grapheme cluster

Summary htmlEscaped in leaf-kit will only escape html special characters if the extended grapheme clusters match, which allows bypassing escaping by using an extended grapheme cluster containing both the special html character and some additional characters. In the case of html attributes, this c...