CVE-2024-30266

LOW
Published Apr 4, 2024 Modified Sep 2, 2025 CWE-843

Description

wasmtime is a runtime for WebAssembly. The 19.0.0 release of Wasmtime contains a regression introduced during its development which can lead to a guest WebAssembly module causing a panic in the host runtime. A valid WebAssembly module, when executed at runtime, may cause this panic. This vulnerability has been patched in version 19.0.1.

CVSS v3.1 Score

3.3
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

CWE-843 CWE-843

Affected Products

Vendor Product
bytecodealliance wasmtime

References

Frequently Asked Questions

What is CVE-2024-30266? +
wasmtime is a runtime for WebAssembly. The 19.0.0 release of Wasmtime contains a regression introduced during its development which can lead to a guest WebAssembly module causing a panic in the host runtime. A valid WebAssembly module, when executed at runtime, may cause this panic. This vulnerability has been patched in version 19.0.1. It has a CVSS v3.1 base score of 3.3 (LOW).
How severe is CVE-2024-30266? +
CVE-2024-30266 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.
What products are affected by CVE-2024-30266? +
CVE-2024-30266 affects products from bytecodealliance, specifically: wasmtime. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-30266? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

Don't wait for an exploit

Scan your website for vulnerabilities like CVE-2024-30266 — free, no signup required.

Start Free Scan