CVE-2025-48935 Deno has --allow-read / --allow-write permission bypass in `node:sqlite`
Attackers can bypass Deno's read/write permissions in the node:sqlite module using ATTACH DATABASE, allowing unauthorized file access.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-48935?
CVE-2025-48935 is a medium-severity vulnerability in denoland deno, published on 4 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Deno is a JavaScript, TypeScript, and WebAssembly runtime. Starting in version 2.2.0 and prior to versions 2.2.5, it is possible to bypass Deno's permission read/write db permission check by using `ATTACH DATABASE` statement. Version 2.2.5 contains a patch for the issue.
Weakness: CWE-863
Which versions are affected by CVE-2025-48935?
5 open source packages ship an affected version, including deno and deno_node. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
deno crates.io | From 2.2.0 | 2.2.5 |
deno crates.io | From 2.2.0 | 2.2.5 |
deno crates.io | From 2.2.0 | 2.2.5 |
deno_node crates.io | From 0.129.0 | 0.134.0 |
deno_node crates.io | From 0.129.0 | 0.134.0 |
Products include Deno Deno.
How do I fix CVE-2025-48935?
Upgrade deno to 2.2.5 or later.
Is CVE-2025-48935 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-48935 exists.
Other vulnerabilities in denoland deno
- CVE-2023-28445 Deno improperly handles resizable ArrayBuffer
- CVE-2022-24783 Sandbox bypass leading to arbitrary code execution in Deno
- CVE-2021-32619 Static imports inside dynamically imported modules do not adhere to permission checks
- CVE-2026-22863 Deno node:crypto doesn't finalize cipher
- CVE-2024-27936 Deno interactive permission prompt spoofing via improper ANSI stripping
Sources
Also known as GHSA-8vxj-4cph-c596, RUSTSEC-2025-0138.