Feed/CVE-2026-12291
CVE-2026-12291HIGHCVSS 8.8

CVE-2026-12291

Published Jun 16, 2026·Updated Jul 15, 2026

NVD Description

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

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