MEDIUMCVSS 5.4

CVE-2026-84125

CVE-2026-84125 updated by NVD

Modified: 2026-09-04
Sources: nvd

Summary

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-84125

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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