How should we interpret CVSS severity scores?

CVSS estimates technical severity, but it does not automatically equal business risk. Prioritize using context like internet exposure, asset criticality, known exploitation, and whether compensating controls exist. A Medium CVSS on an exposed production system can be more urgent than a Critical on an isolated non-production host.

Vulnerability Database

Q: What is a Vulnerability (CVE) and why does it matter?

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

Q: What's the difference between a vulnerability, an exploit, and a zero-day?

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. Risk increases sharply when exploitation becomes reliable or widespread.

Q: Why do vulnerabilities keep reappearing in our environment?

Recurring findings usually come from incomplete asset discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host.

Q: How do we prioritize remediation without burning out the team?

Use a repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress so remediation is steady, not reactive.

Q: How can SynScan help reduce vulnerability risk over time?

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.

352,427

Total vulnerabilities in the database

Nuxt: Dev server discloses project absolute path and persistent workspace UUID via `/.well-known/appspecific/com.chrome.devtools.json` — @clerk / nuxt

Exposure of Sensitive Information to an Unauthorized Actor

Summary

When running nuxt dev, Nuxt registers an unauthenticated route at /.well-known/appspecific/com.chrome.devtools.json that returns the absolute filesystem path of the project root and a per-project UUID persisted to node_modules/.cache/nuxt/chrome-workspace.json. The route is enabled by default via experimental.chromeDevtoolsProjectSettings: true.

The endpoint exists to let Chrome DevTools' Workspace integration map sources to the developer's local checkout. The handler is registered directly on nitro.options.devHandlers and does not pass through the CORS / origin wrapper that the rest of the dev pipeline uses, so it has no host / origin / Sec-Fetch-Site check of its own.

Impact

Dev-server only. Production builds do not register the route.

Two values are disclosed:

workspace.root: the absolute filesystem path of the project (commonly reveals the OS username and the on-disk project name).
workspace.uuid: a v4 UUID persisted to node_modules/.cache/nuxt/chrome-workspace.json, stable across dev-server restarts and re-clones.

Threat model

The response carries no Access-Control-Allow-Origin header. A cross-origin fetch() from an arbitrary malicious page is therefore blocked by the browser's same-origin policy and cannot read the body. The two realistic recovery paths are:

LAN-adjacent attacker when the developer runs nuxt dev --host (or otherwise binds to a non-loopback interface). A plain curl http://<dev-lan-ip>:3000/.well-known/appspecific/com.chrome.devtools.json returns the JSON; no browser, no CORS.
DNS rebinding against the default loopback dev server. A page the developer visits resolves to the attacker, then re-resolves to 127.0.0.1 after the TTL; the browser believes the request is same-origin and reads the response.

Affected versions

[email protected] (PR #32084) through [email protected]. 3.x is not affected.

Reproduction

npx nuxt dev
curl -s http://localhost:3000/.well-known/appspecific/com.chrome.devtools.json
# {&quot;workspace&quot;:{&quot;uuid&quot;:&quot;...&quot;,&quot;root&quot;:&quot;/Users/&lt;name&gt;/...&quot;}}

Workaround

Set experimental: { chromeDevtoolsProjectSettings: false } in nuxt.config.ts. Chrome DevTools' Workspace auto-integration will stop working; the dev server is otherwise unaffected.

Patches

Fixed in [email protected] by #35201 (commit 55c75b78). The handler is now routed through the same host / origin gate the rest of the dev server uses, so the endpoint only responds to requests that look local.

Published: Jun 15, 2026
Updated: Jun 16, 2026
GHSA: GHSA-rq7w-g337-39qq
Severity: Low
Exploit:
CISA KEV:

No technical information available.

CWEs:

CWE-200

Affected Software
References

Software	From	Fixed in
@clerk / nuxt	4.0.0-alpha.1	4.4.7

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Frequently Asked Questions

What is a Vulnerability (CVE) and why does it matter?

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.