CVE-2026-92037
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Incorrect Boundary Conditions in Firefox DOM Animation Component

Publication date: 2026-09-15

Last updated on: 2026-10-05

Assigner: Mozilla Corporation

Description
Incorrect boundary conditions in the DOM: Animation component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

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Meta Information

Published
2026-09-15
Last Modified
2026-10-05
Generated
2026-10-05
AI Q&A
2026-09-15
EPSS Evaluated
2026-10-04
NVD
CVE-2026-92037
EUVD
EUVD-2026-78500

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
mozilla firefox to 156.0.0 (exc)
mozilla thunderbird to 156.0 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-119 The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

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Executive Summary

This vulnerability involves incorrect boundary conditions in the DOM Animation component of Firefox. It was addressed in Firefox version 156.

Detection Guidance

This vulnerability is specific to Firefox and Thunderbird versions before 156. Detection involves checking installed versions of these applications. For Firefox, run: about:support in the address bar and check the version. For Thunderbird, go to Help > About Thunderbird. If versions are below 156, the system is vulnerable.

Impact Analysis

The vulnerability could allow attackers to manipulate animations in a way that leads to unexpected behavior or crashes in Firefox. Users running affected versions may experience disruptions or security risks.

Compliance Impact

The provided CVE data does not specify any direct impact on compliance with standards like GDPR or HIPAA. The vulnerability involves incorrect boundary conditions in the DOM Animation component, fixed in Firefox 156 and Thunderbird 156, but no compliance implications are mentioned.

Mitigation Strategies

Update Firefox to version 156 or later to address the DOM: Animation component boundary condition vulnerability.

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