CVE-2026-8971

Same-origin policy bypass in the Networking: JAR component

CVSS 6.5 MEDIUMEPSS 0.2%CWE-346

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

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

Productos afectados

Mozilla · Firefox Mozilla · Thunderbird

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Referencias

https://bugzilla.mozilla.org/show_bug.cgi?id=2032604 https://www.mozilla.org/security/advisories/mfsa2026-46/https://www.mozilla.org/security/advisories/mfsa2026-50/