CVE-2026-12325
Undergoing Analysis Undergoing Analysis - In Progress

Denial-of-Service in Firefox ImageLib Component

Publication date: 2026-06-16

Last updated on: 2026-06-16

Assigner: Mozilla Corporation

Description
Denial-of-service in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

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Meta Information

Published
2026-06-16
Last Modified
2026-06-16
Generated
2026-07-06
AI Q&A
2026-06-16
EPSS Evaluated
2026-07-05
NVD
CVE-2026-12325
EUVD
EUVD-2026-37071

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
mozilla firefox 152
mozilla firefox_esr 140.12
mozilla firefox_esr 115.37

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-400 The product does not properly control the allocation and maintenance of a limited resource.

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Executive Summary

This vulnerability is a denial-of-service issue found in the Graphics: ImageLib component of Mozilla Firefox. It allows an attacker to cause the application to become unavailable or unresponsive. The issue was addressed and fixed in Firefox versions 152, Firefox ESR 140.12, and Firefox ESR 115.37.

Impact Analysis

The vulnerability can impact users by causing Firefox to crash or become unresponsive when processing certain images, leading to a denial-of-service condition. This can disrupt normal browsing activities and potentially affect productivity or access to web resources.

Mitigation Strategies

To mitigate this vulnerability, update Firefox to version 152 or later, or update Firefox ESR to version 140.12 or later, or ESR 115.37 or later.

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