CVE-2026-8390

Description

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3.

PUBLISHED Reserved 2026-05-12 | Published 2026-05-12 | Updated 2026-05-13 | Assigner mozilla

Product status

Credits

OpenAI Preparedness, Bill Demirkapi

References

bugzilla.mozilla.org/show_bug.cgi?id=2038081

www.mozilla.org/security/advisories/mfsa2026-45/

cve.org (CVE-2026-8390)

nvd.nist.gov (CVE-2026-8390)

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