EUVD-2026-98493

Integer overflow in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109723

An integer overflow vulnerability exists in the Layout: Text and Fonts component of several Mozilla products. This flaw could potentially lead to arbitrary code execution, sandbox escape, information disclosure, mitigation bypass, or privilege escalation. The vulnerability has been addressed in F...

CVE-2026-109714 Incorrect boundary conditions in the Layout component

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158 and Thunderbird 158...

EUVD-2026-98489

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158 and Thunderbird 158...

CVE-2026-109714

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158 and Thunderbird 158...

CVE-2026-109714

Mozilla Firefox and Thunderbird are affected by CVE-2026-109714 , which involves incorrect boundary conditions in the Layout component . This vulnerability has a high impact and was resolved in versions 158 of both products. Exploitation details are not provided in the documents.

CVE-2026-109714 Incorrect boundary conditions in the Layout component

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158 and Thunderbird 158...

CVE-2026-109753

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109753

The Mozilla Firefox and Thunderbird web browsers are affected by CVE-2026-109753 , which stems from incorrect boundary conditions within the Layout component . This vulnerability could potentially lead to arbitrary code execution, sandbox escape, information disclosure, mitigation bypass, or priv...

CVE-2026-109753 Incorrect boundary conditions in the Layout component

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109714: Improper Restriction of Operations within the Bounds of a Memory Buffer

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158 and Thunderbird 158...

PT-2026-111474

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 158 Firefox ESR versions prior to 115.43 Firefox ESR versions prior to 153.5 Thunderbird versions prior to 158 Thunderbird versions prior to 153.5 Description Incorrect boundary conditions exist within the Layout...

PT-2026-111435

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 158 Thunderbird versions prior to 158 Description Incorrect boundary conditions exist within the Layout component. Recommendations Update Firefox to version 158. Update Thunderbird to version 158...

CVE-2026-109753: Improper Restriction of Operations within the Bounds of a Memory Buffer

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

PT-2026-111457

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...

CVE-2026-109736: User Interface (UI) Misrepresentation of Critical Information

Frame poisoning in the Layout component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109723: Integer Overflow or Wraparound

Integer overflow in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

PT-2026-111444

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 An integer overflow exists within the Layout: Text and Fonts component. An integer overflow...

firefox: Use-after-free in the Layout: Text and Fonts component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Layout: Text and Fonts component...

firefox: Use-after-free in the Layout: Text and Fonts component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Layout: Text and Fonts component...