Known Vulnerabilities for Deno by Denoland
Listed below are 10 of the newest known vulnerabilities associated with "Deno" by "Denoland".
These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.
Data on known vulnerable versions is also displayed based on information from known CPEs
Known Vulnerabilities
| CVE | Shortened Description | Severity | Publish Date | Last Modified |
|---|---|---|---|---|
| CVE-2026-55517 json | Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.7.5, a Deno program that opens a client WebSocket conne... | Not Provided | 2026-06-23 | 2026-06-23 |
| CVE-2026-49983 json | Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.8.1, environment access is gated by the env permission.... | Not Provided | 2026-06-23 | 2026-06-23 |
| CVE-2026-49860 json | Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.8.1, when a WebSocket connection was opened, Deno check... | Not Provided | 2026-06-23 | 2026-06-23 |
| CVE-2026-49859 json | Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.8.1, when fetch() was called, Deno checked the destinat... | Not Provided | 2026-06-23 | 2026-06-23 |
| CVE-2026-49440 json | Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.8.1, node:crypto.checkPrime(candidate[, options][, call... | Not Provided | 2026-06-23 | 2026-06-23 |
| CVE-2026-49411 json | Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.8.0, the Node.js compatibility TCP path checked the per... | Not Provided | 2026-06-23 | 2026-06-23 |
| CVE-2026-49406 json | Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.7.12, when Deno was run in BYONM mode (nodeModulesDir: ... | Not Provided | 2026-06-23 | 2026-06-23 |
| CVE-2026-49402 json | Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.7.10, Deno's node:child_process implementation provided... | Not Provided | 2026-06-23 | 2026-06-23 |
| CVE-2026-49401 json | Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.7.14, Deno's permission system enforces filesystem and ... | Not Provided | 2026-06-23 | 2026-06-23 |
| CVE-2026-48714 json | i18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. In ... | Not Provided | 2026-06-15 | 2026-06-16 |