CVE-2026-2792

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird ESR versions prior to 140.8

Description The software contains memory safety bugs that exhibit evidence of memory corruption. It is presumed that, with sufficient effort, these bugs could be exploited to execute arbitrary code.

Recommendations Update Firefox to version 148 or later. Update Firefox ESR to version 140.8 or later. Update Thunderbird to version 148 or later. Update Thunderbird ESR to version 140.8 or later.