HIGHCVSS 8.8

CVE-2026-100815

CVE-2026-100815 updated by NVD

Modified: 2026-10-07
Sources: nvd

Summary

Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-100815

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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