mozilla firefox CVE-2026-92031 vulnerability in Mozilla Products
Published on September 15, 2026

Information disclosure in the Graphics: ImageLib component

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Information disclosure in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

NVD

Vulnerability Analysis

CVE-2026-92031 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

What is an Information Disclosure Vulnerability?

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

CVE-2026-92031 has been classified to as an Information Disclosure vulnerability or weakness.


Products Associated with CVE-2026-92031

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Mozilla Firefox
 
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Affected Versions

Mozilla Firefox: Mozilla Thunderbird: