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CVE details

CVE-2026-4701

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Score
9.8 critical
Published
2026-03-24
Links
NVD · cve.org

Affected ports (0)

No port is within the affected range.

VuXML