PT-2025-41909 · Mozilla · Firefox +1

Published

2025-10-14

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Updated

2025-10-14

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CVE-2025-11721

None

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Name of the Vulnerable Software and Affected Versions Firefox versions prior to 144 Thunderbird versions prior to 144
Description A memory safety issue exists in Firefox and Thunderbird. Evidence suggests the bug could lead to memory corruption, potentially allowing for arbitrary code execution.
Recommendations Update Firefox to version 144 or later. Update Thunderbird to version 144 or later.

Related Identifiers

CVE-2025-11721

Affected Products

Firefox
Thunderbird