PT-2026-111457 · Mozilla · Firefox+2
None
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Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 158
Firefox ESR versions prior to 153.5
Thunderbird versions prior to 158
Thunderbird versions prior to 153.5
Description
Frame poisoning occurs within the Layout component. Frame poisoning is a technique where an attacker manipulates the content or behavior of a frame to deceive the user or execute unauthorized actions.
Recommendations
Update Firefox to version 158.
Update Firefox ESR to version 153.5.
Update Thunderbird to version 158.
Update Thunderbird to version 153.5.
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Related Identifiers
Affected Products
Firefox
Firefox Esr
Thunderbird