CESS-2026-0883 — Vulnetix

CESS-2026-0883 PUBLISHED CVSS 5.3 MEDIUM

Information disclosure in the Networking component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Risk Scores

CVSS 3.1

5.3

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

Timeline

Jan 13, 2026 CVE Published

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