CVE-2026-91860

A prototype pollution vulnerability exists in the deep merge helpers of Vaadin Charts and Vaadin Component Base. Merging an object the application does not control into a chart configuration or into a component's i18n property writes onto Object.prototype, making the injected properties visible t...

CVE-2026-91860

A prototype pollution vulnerability exists in the deep merge helpers of Vaadin Charts and Vaadin Component Base . The flaw occurs because the application fails to filter keys that address the prototype chain when merging user-controlled objects (e.g., parsed JSON) into chart configurations or a c...

EUVD-2026-89951

A prototype pollution vulnerability exists in the deep merge helpers of Vaadin Charts and Vaadin Component Base. Merging an object the application does not control into a chart configuration or into a component's i18n property writes onto Object.prototype, making the injected properties visible t...

CVE-2026-91860 Prototype Pollution in Vaadin Charts and Component Base via Unfiltered Deep Merge

A prototype pollution vulnerability exists in the deep merge helpers of Vaadin Charts and Vaadin Component Base. Merging an object the application does not control into a chart configuration or into a component's i18n property writes onto Object.prototype, making the injected properties visible t...

CVE-2026-3030-Prototype-Pollution-in-JSON-Merge-Patch

CVE-2026-3030 – Prototype Pollution in JSON Merge Patch Program Code Node.js // server.js - Vulnerable REST API with deep merge const express = require'express'; const app = express; app.useexpress.json; let config = role: 'user', settings: ; // Insecure deep merge function pollutable via proto...

CVE-2026-73647

Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the public extend utility in ui/src/utils/extend/extend.js recursively copied attacker-controlled object keys during extendtrue, target, source deep merges without rejecting an own proto propert...

CVE-2026-73647 Quasar Framework: Prototype pollution in Quasar extend() utility

Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the public extend utility in ui/src/utils/extend/extend.js recursively copied attacker-controlled object keys during extendtrue, target, source deep merges without rejecting an own proto propert...

CVE-2026-73647

The vulnerability CVE-2026-73647 affects Quasar Framework prior to version 2.22.0. The public extend() utility in ui/src/utils/extend/extend.js recursively copies attacker-controlled keys during deep merges (extend(true, target, source)) and does not reject an own proto property. This could cause...

CVE-2026-73647 Quasar Framework: Prototype pollution in Quasar extend() utility

Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the public extend utility in ui/src/utils/extend/extend.js recursively copied attacker-controlled object keys during extendtrue, target, source deep merges without rejecting an own proto propert...

EUVD-2026-58189

Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the public extend utility in ui/src/utils/extend/extend.js recursively copied attacker-controlled object keys during extendtrue, target, source deep merges without rejecting an own proto propert...

CVE-2026-73647 Quasar Framework: Prototype pollution in Quasar extend() utility

Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the public extend utility in ui/src/utils/extend/extend.js recursively copied attacker-controlled object keys during extendtrue, target, source deep merges without rejecting an own proto propert...

PT-2026-71723

Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the public extend utility in ui/src/utils/extend/extend.js recursively copied attacker-controlled object keys during extendtrue, target, source deep merges without rejecting an own proto propert...

CVE-2026-71438

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. Prior to 10.9.8 and 11.16.1, Mermaid's configuration setters mermaid.initialize, mermaidAPI.setConfig, and mermaidAPI.updateSiteConfig merge caller-supplied configuration into Mermaid's interna...

UBUNTU-CVE-2026-71438

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. Prior to 10.9.8 and 11.16.1, Mermaid's configuration setters mermaid.initialize, mermaidAPI.setConfig, and mermaidAPI.updateSiteConfig merge caller-supplied configuration into Mermaid's interna...

GHSA-C4C3-PG64-4M4V Mermaid configuration APIs allow prototype pollution

Summary Mermaid's configuration setters mermaid.initialize, mermaidAPI.setConfig, and mermaidAPI.updateSiteConfig merge the caller-supplied configuration object into Mermaid's internal config using the assignWithDepth deep-merge helper that is vulnerable to prototype pollution. Because these APIs...

CVE-2026-71438 Mermaid configuration APIs allow prototype pollution

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. Prior to 10.9.8 and 11.16.1, Mermaid's configuration setters mermaid.initialize, mermaidAPI.setConfig, and mermaidAPI.updateSiteConfig merge caller-supplied configuration into Mermaid's interna...

CVE-2026-71438 Mermaid configuration APIs allow prototype pollution

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. Prior to 10.9.8 and 11.16.1, Mermaid's configuration setters mermaid.initialize, mermaidAPI.setConfig, and mermaidAPI.updateSiteConfig merge caller-supplied configuration into Mermaid's interna...

CVE-2026-71438 Mermaid configuration APIs allow prototype pollution

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. Prior to 10.9.8 and 11.16.1, Mermaid's configuration setters mermaid.initialize, mermaidAPI.setConfig, and mermaidAPI.updateSiteConfig merge caller-supplied configuration into Mermaid's interna...

Quasar: Prototype pollution in the extend() utility

Summary [email protected], the latest published version at the time of testing, appears to be vulnerable to prototype pollution through the public extend utility exported from the package root. When extendtrue, target, source is used for a deep merge, attacker-controlled object keys are recursively...

GHSA-3R53-75J5-3G7J Quasar: Prototype pollution in the extend() utility

Summary [email protected], the latest published version at the time of testing, appears to be vulnerable to prototype pollution through the public extend utility exported from the package root. When extendtrue, target, source is used for a deep merge, attacker-controlled object keys are recursively...