High severity8.4NVD Advisory· Published Dec 22, 2023· Updated Jun 17, 2026
CVE-2023-51661
CVE-2023-51661
Description
Wasmer is a WebAssembly runtime that enables containers to run anywhere: from Desktop to the Cloud, Edge and even the browser. Wasm programs can access the filesystem outside of the sandbox. Service providers running untrusted Wasm code on Wasmer can unexpectedly expose the host filesystem. This vulnerability has been patched in version 4.2.4.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
wasmer-clicrates.io | >= 3.0.0, < 4.2.4 | 4.2.4 |
Affected products
3Patches
Vulnerability mechanics
References
6- github.com/wasmerio/wasmer/commit/4d63febf9d8b257b0531963b85df48d45d0dbf3cnvdPatchWEB
- github.com/wasmerio/wasmer/security/advisories/GHSA-4mq4-7rw3-vm5jnvdExploitVendor AdvisoryWEB
- github.com/advisories/GHSA-4mq4-7rw3-vm5jghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-51661ghsaADVISORY
- github.com/wasmerio/wasmer/commit/e3923612c23123025c26f982d390e34df7df030fghsaWEB
- github.com/wasmerio/wasmer/issues/4267nvdIssue TrackingWEB
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