cvedb.io
CVE-2018-18498
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2019-02-28T18:29:01.853 · Last modified 2026-06-17T01:47:24.347

Summary

A potential vulnerability leading to an integer overflow can occur during buffer size calculations for images when a raw value is used instead of the checked value. This leads to a possible out-of-bounds write. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.

Affected products

mozilla — firefox

Does this affect you?

Add your gear to cvedb and we'll alert you only when mozilla ships something exploited.

Check my exposure →

References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.