NPM: DOMPurify IN_PLACE Sanitization Bypass via Attached Shadow Root Inside <template>.content

NPM: DOMPurify INPLACE Sanitization Bypass via Attached Shadow Root Inside .content vulnerability discovered by ? in WordPress Npm dompurify versions = 3.4.6...

GHSA-RP9W-3FW7-7CWQ DOMPurify IN_PLACE Sanitization Bypass via Attached Shadow Root Inside <template>.content

If the HTML you give it contains a element, and inside that template there's an element with a shadow DOM attached to it, DOMPurify quietly skips over the shadow contents. Whatever the attacker put in there - an image with an onerror handler, a link with a javascript: URL, even a full script -...

CVE-2026-48708 OliveTin has a Concurrent Template Parsing Race Condition which Leads to Cross-Request Command Contamination

OliveTin gives access to predefined shell commands from a web interface. In versions 3000.0.0 and prior, the template engine uses a single shared text/template.Template instance tpl package-level variable in service/internal/tpl/templates.go across all goroutines. Every action execution calls...

CVE-2026-48708 OliveTin has a Concurrent Template Parsing Race Condition which Leads to Cross-Request Command Contamination

OliveTin gives access to predefined shell commands from a web interface. In versions 3000.0.0 and prior, the template engine uses a single shared text/template.Template instance tpl package-level variable in service/internal/tpl/templates.go across all goroutines. Every action execution calls...

CVE-2026-48708

OliveTin is affected by a race condition in the template engine. In versions up to 3000.0.0, a single shared text/template.Template instance (tpl) is used across all goroutines, and actions perform tpl.Parse(source) followed by t.Execute() without synchronization. Under concurrent ExecRequests, t...

CVE-2026-48708 OliveTin has a Concurrent Template Parsing Race Condition which Leads to Cross-Request Command Contamination

OliveTin gives access to predefined shell commands from a web interface. In versions 3000.0.0 and prior, the template engine uses a single shared text/template.Template instance tpl package-level variable in service/internal/tpl/templates.go across all goroutines. Every action execution calls...

DOMPurify: Cross-realm IN_PLACE sanitization leaves executable markup intact via realm-bound `instanceof` checks

Cross-realm INPLACE sanitization leaves executable markup intact via realm-bound instanceof checks CWE: CWE-79 XSS — Improper Neutralization of Input During Web Page Generation via CWE-693 Protection Mechanism Failure — realm-bound instanceof checks fail-open on foreign-realm DOM nodes and CWE-50...

GHSA-F3M7-GQXR-G87X Angular: Template and Attribute Namespace Sanitization Bypass (XSS)

An issue in the @angular/compiler and @angular/core packages allows bypassing element and attribute sanitization/validation through specific namespace workarounds. Specifically, namespaced script elements e.g., or were not properly identified as script elements by the Angular template preparser,...

Cross-site Scripting (XSS)

Overview @angular/core is a package that lets you write client-side web applications as if you had a smarter browser. It also lets you use HTML as your template language and lets you extend HTML’s syntax to express your application’s components clearly and succinctly. Affected versions of this...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via improper handling of namespaced elements and attributes during template compilation and sanitization. An attacker can execute arbitrary JavaScript in the user's browser by injecting specially crafted templat...

GHSA-7C78-JF6Q-G5CM tmp: Type-confusion bypass of _assertPath allows path traversal via non-string prefix/postfix/template

Summary The assertPath guard added to [email protected] rejects only string values that contain the substring ... It is bypassed when prefix, postfix, or template is supplied as a non-string value Array, Buffer, or any object whose includes'..' returns falsy but whose stringification still contains ../...

CVE-2026-12209

A security vulnerability has been detected in RubyLouvre avalon up to 2.2.10. The impacted element is an unknown function of the file src/filters/index.js of the component Template Filter Handler. Such manipulation leads to improperly controlled modification of object prototype attributes. It is...

CVE-2026-12209 RubyLouvre avalon Template Filter index.js prototype pollution

A security vulnerability has been detected in RubyLouvre avalon up to 2.2.10. The impacted element is an unknown function of the file src/filters/index.js of the component Template Filter Handler. Such manipulation leads to improperly controlled modification of object prototype attributes. It is...

CVE-2026-12209 RubyLouvre avalon Template Filter index.js prototype pollution

A security vulnerability has been detected in RubyLouvre avalon up to 2.2.10. The impacted element is an unknown function of the file src/filters/index.js of the component Template Filter Handler. Such manipulation leads to improperly controlled modification of object prototype attributes. It is...

CVE-2026-12209

Technical details are not publicly available in the provided documents; monitor for updates.

PT-2026-49171

A security vulnerability has been detected in RubyLouvre avalon up to 2.2.10. The impacted element is an unknown function of the file src/filters/index.js of the component Template Filter Handler. Such manipulation leads to improperly controlled modification of object prototype attributes. It is...

PT-2026-49471

Name of the Vulnerable Software and Affected Versions OliveTin versions prior to 3000.13.0 Description The template engine utilizes a single shared text/template.Template instance, specifically the tpl package-level variable in service/internal/tpl/templates.go, across all goroutines. Each action...

PT-2026-49559

Name of the Vulnerable Software and Affected Versions DOMPurify affected versions not specified Description An issue exists where the sanitizer skips the contents of a shadow DOM attached to an element inside a element. This allows malicious payloads, such as images with onerror handlers, links...

PT-2026-49581

Name of the Vulnerable Software and Affected Versions Angular versions prior to 22.0.1 Angular versions prior to 21.2.17 Angular versions prior to 20.3.25 Description An issue in the @angular/compiler package allows bypassing DOM property sanitization when using two-way property bindings. When a...

PT-2026-63986

Name of the Vulnerable Software and Affected Versions DOMPurify versions 3.0.0 through 3.4.7 Description When configured with SAFE FOR TEMPLATES and a DOM output mode RETURN DOM, RETURN DOM FRAGMENT, or IN PLACE, the software fails to strip template expressions such as $evil, evil, or within...