CVE-2026-100786 (GCVE-0-2026-100786)
Vulnerability from cvelistv5
Published
2026-09-29 12:36
Modified
2026-09-30 17:20
Severity ?
9.6 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Summary
Sandbox escape due to use-after-free in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.
References
Impacted products
Vendor Product Version
Mozilla Firefox Unaffected: 115.42
Unaffected: 140.17
Unaffected: 153.4
Unaffected: 157
 Create a notification for this product.
   Mozilla Thunderbird Unaffected: 140.17
Unaffected: 153.4
Unaffected: 157
 Create a notification for this product.
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