CVE-2026-92027

Use-after-free in the DOM: Streams component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.

Scoring

CVSS base score

0

EPSS probability

0.16%

Published

2026-09-15

Last modified

2026-09-16

Affected products

• Mozilla Firefox
• Mozilla Firefox
• Mozilla Firefox
• Mozilla Firefox
• Mozilla Thunderbird
• Mozilla Thunderbird
• Mozilla Thunderbird

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