cvedb.io
CVE-2025-8028
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2025-07-22T21:15:49.953 · Last modified 2026-06-17T10:06:09.997

Summary

On arm64, a WASM `br_table` instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.

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.