CVE-2022-40959

medium

Description

During iframe navigation, certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

References

https://www.mozilla.org/security/advisories/mfsa2022-42/

https://www.mozilla.org/security/advisories/mfsa2022-41/

https://www.mozilla.org/security/advisories/mfsa2022-40/

https://bugzilla.mozilla.org/show_bug.cgi?id=1782211

Details

Source: Mitre, NVD

Published: 2022-12-22

Updated: 2025-04-15

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N

Severity: High

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.00106

	
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