CVE-2022-40959

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.

Affected Platforms

Weakness Type

CWE-922, CWE-922

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1782211
• https://www.mozilla.org/security/advisories/mfsa2022-40/
• https://www.mozilla.org/security/advisories/mfsa2022-41/
• https://www.mozilla.org/security/advisories/mfsa2022-42/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1782211
• https://www.mozilla.org/security/advisories/mfsa2022-40/