cvedb.io
CVE-2022-40959
MEDIUM · CVSS 6.5
EPSS exploitation probability: 0%
Published 2022-12-22T20:15:39.280 · Last modified 2026-06-17T05:02:18.040

Summary

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 products

mozilla — firefox

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.