CVE-2026-16350

CriticalCVSS 9.8

Published: 21/07/2026(UTC)Updated: 24/07/2026(UTC)Translated: 24/07/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.43%

35th percentile - higher than 35% of all known CVEs

Summary

Incorrect boundary conditions in the Audio/Video: cubeb component may lead to memory errors. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.

Risk Assessment

An attacker could exploit this to cause a crash or potentially execute code in the browser context.

Recommendation

Update Firefox and Thunderbird to the patched versions.

Original NVD description (English source)

Incorrect boundary conditions in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.