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Description

Deno is a JavaScript, TypeScript, and WebAssembly runtime. Starting in version 1.41.3 and prior to versions 2.1.13, 2.2.13, and 2.3.2, `deno run --allow-read --deny-read main.ts` results in allowed, even though 'deny' should be stronger. The result is the same with all global unary permissions given as `--allow-* --deny-*`. This only affects a nonsensical combination of flags, so there shouldn't be a real impact on the userbase. Users may upgrade to version 2.1.13, 2.2.13, or 2.3.2 to receive a patch.

PUBLISHED Reserved 2025-05-27 | Published 2025-06-04 | Updated 2025-06-04 | Assigner GitHub_M




MEDIUM: 5.5CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Problem types

CWE-863: Incorrect Authorization

Product status

>= 1.41.3, < 2.1.13
affected

>= 2.2.0, < 2.2.13
affected

>= 2.3.0, < 2.3.2
affected

References

github.com/...d/deno/security/advisories/GHSA-xqxc-x6p3-w683 exploit

github.com/...d/deno/security/advisories/GHSA-xqxc-x6p3-w683

github.com/denoland/deno/pull/22894

github.com/denoland/deno/pull/29213

github.com/...ommit/2f0fae9d9071dcaf0a689bc7097584b1b9ebc8db

github.com/...ommit/9d665572d3cd39f997e29e6daac7c1102fc5c04f

github.com/...ommit/ef315b56c26c9ef5f25284a5100d2ed525a148cf

cve.org (CVE-2025-48888)

nvd.nist.gov (CVE-2025-48888)

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