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Henri Sivonen

#15561of 60,399
19.8Total CVSS
Vulnerabilities · 2
High
1
Critical
1
PT-2026-41927
2026-05-19
10
CVE-2026-8973
Mozilla
Thunderbird
Memory safety bugs involving memory corruption may allow an attacker to execute arbitrary code.
PT-2019-4549
2019-03-19
9.8
CVE-2019-9789
Mozilla
Firefox
The issue is related to memory safety bugs, including evidence of memory corruption, which could potentially be exploited to run arbitrary code. It is also described as a buffer overflow vulnerability in memory, allowing a remote attacker to access confidential data, compromise its integrity, and cause a denial of service.