GHSA-4C8G-JVCX-V4HV Deno: process.loadEnvFile() bypasses env permission checks and mutates process.env with only read access

Summary In Deno, environment access is gated by the env permission. You can deny it with --deny-env, or restrict it to a specific allowlist with --allow-env=FOO,BAR. The expectation is that a program running without env permission cannot change process.env. process.loadEnvFile the Node-compatible...

Deno: process.loadEnvFile() bypasses env permission checks and mutates process.env with only read access

Summary In Deno, environment access is gated by the env permission. You can deny it with --deny-env, or restrict it to a specific allowlist with --allow-env=FOO,BAR. The expectation is that a program running without env permission cannot change process.env. process.loadEnvFile the Node-compatible...

GHSA-83PC-3RW9-QPWJ Deno: WebSocket API sandbox bypass via missing post-DNS check

Summary When a WebSocket connection was opened, Deno checked the destination hostname against --deny-net rules but did not re-check the IP addresses that hostname resolved to. An attacker-controlled script could use a specially crafted domain name that passes the hostname check yet resolves to a...

Deno: WebSocket API sandbox bypass via missing post-DNS check

Summary When a WebSocket connection was opened, Deno checked the destination hostname against --deny-net rules but did not re-check the IP addresses that hostname resolved to. An attacker-controlled script could use a specially crafted domain name that passes the hostname check yet resolves to a...

GHSA-CPGJ-F7G3-2PP2 Deno: `fetch()` API sandbox bypass via missing DNS resolution check

Summary When fetch was called, Deno checked the destination hostname against --deny-net rules but did not re-check the IP addresses that hostname resolved to. An attacker-controlled script could use a specially crafted domain name that passes the hostname check yet resolves to a denied IP,...

Deno: `fetch()` API sandbox bypass via missing DNS resolution check

Summary When fetch was called, Deno checked the destination hostname against --deny-net rules but did not re-check the IP addresses that hostname resolved to. An attacker-controlled script could use a specially crafted domain name that passes the hostname check yet resolves to a denied IP,...

PT-2026-50154

Name of the Vulnerable Software and Affected Versions Deno versions prior to 2.8.1 Description When opening a WebSocket connection, the runtime validates the destination hostname against --deny-net rules but fails to re-verify the IP addresses the hostname resolves to. This allows an...

PT-2026-50155

Name of the Vulnerable Software and Affected Versions Deno versions prior to 2.8.1 Description Environment access is managed by the env permission, which can be restricted via --deny-env or an allowlist using --allow-env=FOO,BAR. The process.loadEnvFile function, a Node-compatible API for loading...

PT-2026-50148

Name of the Vulnerable Software and Affected Versions Deno versions prior to 2.8.0 Description The Node.js compatibility TCP path fails to re-verify network permissions after hostname resolution. While the network permission model is intended to apply rules to the resolved IP address, affected...

PT-2026-50145

Name of the Vulnerable Software and Affected Versions Deno versions prior to 2.7.14 Description Deno's permission system on macOS enforces filesystem and execution restrictions by comparing requested paths against those supplied to --deny-read, --deny-write, --deny-run, or --deny-ffi. The...

PT-2026-50153

Name of the Vulnerable Software and Affected Versions Deno versions prior to 2.8.1 Description When the fetch function is called, the runtime validates the destination hostname against --deny-net rules but fails to re-verify the IP addresses that the hostname resolves to. This allows an...

vite: `server.fs.deny` bypass on Windows alternate paths

Summary The contents of files that are specified by server.fs.deny can be returned to the browser on Windows. Impact Only apps that match the following conditions are affected: - explicitly exposes the Vite dev server to the network using --host or server.host config option - the sensitive file...

NPM: vite: `server.fs.deny` bypass on Windows alternate paths

NPM: vite: server.fs.deny bypass on Windows alternate paths vulnerability discovered by ? in WordPress Npm vite versions = 6.4.2...

NPM: vite: `server.fs.deny` bypass on Windows alternate paths

NPM: vite: server.fs.deny bypass on Windows alternate paths vulnerability discovered by ? in WordPress Npm vite-plus versions = 0.1.23...

CVE-2026-22707

Strapi is an open source headless content management system. In Strapi versions prior to 5.33.3, the Upload plugin's Content API endpoints did not enforce the administrator-configured MIME type restrictions plugin.upload.security.allowedTypes and deniedTypes. The same restrictions were correctly...

CVE-2026-41272

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, the core security wrappers secureAxiosRequest and secureFetch intended to prevent Server-Side Request Forgery SSRF contain multiple logic flaws. These flaws allow attackers to bypass the...

CVE-2026-42595

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.32.0, Gotenberg's Chromium URL-to-PDF endpoint /forms/chromium/convert/url has no default protection against HTTP/HTTPS-based SSRF. The default deny-list regex only blocks file:// URIs. An unauthenticated attacker can point...

Hono: IP Restriction bypasses static deny rules for non-canonical IPv6

Summary The ip-restriction middleware hono/ip-restriction compares incoming IP addresses against configured deny and allow rules using string equality after partial normalization. Non-canonical IPv6 representations of an address already listed in a static rule — such as compressed forms,...

GHSA-XRHX-7G5J-RCJ5 Hono: IP Restriction bypasses static deny rules for non-canonical IPv6

Summary The ip-restriction middleware hono/ip-restriction compares incoming IP addresses against configured deny and allow rules using string equality after partial normalization. Non-canonical IPv6 representations of an address already listed in a static rule — such as compressed forms,...

CVE-2026-48064

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.1, when a PAM service is configured with denyremote=false in pamusb commonly done for display managers such as gdm-password or lightdm to bypass process/TTY heuristics for local sessions, the PAMRHOST...