cvedb.io
CVE-2025-4918
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2025-05-17T22:15:19.563 · Last modified 2026-06-17T09:34:18.630

Summary

An attacker was able to perform an out-of-bounds read or write on a JavaScript `Promise` object. This vulnerability was fixed in Firefox 138.0.4, Firefox ESR 128.10.1, Firefox ESR 115.23.1, Thunderbird 128.10.2, and Thunderbird 138.0.2.

Affected products

mozilla — firefox

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.