cvedb.io
CVE-2022-29909
HIGH · CVSS 8.8
EPSS exploitation probability: 0%
Published 2022-12-22T20:15:25.417 · Last modified 2026-06-17T04:40:56.743

Summary

Documents in deeply-nested cross-origin browsing contexts could have obtained permissions granted to the top-level origin, bypassing the existing prompt and wrongfully inheriting the top-level permissions. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

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.