CVE-2024-9392

CRITICAL

Mozilla Firefox < 115.6.0 - Origin Validation Error

Title source: rule

Description

A compromised content process could have allowed for the arbitrary loading of cross-origin pages. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Firefox ESR < 115.16, Thunderbird < 128.3, and Thunderbird < 131.

References (9)

[Mailing List] https://lists.debian.org/debian-lts-announce/2024/10/msg00006.html

[Mailing List] https://lists.debian.org/debian-lts-announce/2024/10/msg00004.html

[Issue Tracking] https://bugzilla.mozilla.org/show_bug.cgi?id=1899154

[Issue Tracking] https://bugzilla.mozilla.org/show_bug.cgi?id=1905843

[Vendor Advisory] https://www.mozilla.org/security/advisories/mfsa2024-46/

[Vendor Advisory] https://www.mozilla.org/security/advisories/mfsa2024-47/

[Vendor Advisory] https://www.mozilla.org/security/advisories/mfsa2024-48/

[Vendor Advisory] https://www.mozilla.org/security/advisories/mfsa2024-49/

[Vendor Advisory] https://www.mozilla.org/security/advisories/mfsa2024-50/

Scores

CVSS v3 9.8

EPSS 0.0014

EPSS Percentile 32.9%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-346

Status published

Products (3)

mozilla/firefox < 115.6.0

mozilla/firefox < 131.0

mozilla/thunderbird < 128.3.0

Published Oct 01, 2024

Tracked Since Feb 18, 2026