CVE-2022-29909

Description

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 Platforms

Weakness Type

CWE-276, CWE-276

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1755081
• https://www.mozilla.org/security/advisories/mfsa2022-16/
• https://www.mozilla.org/security/advisories/mfsa2022-17/
• https://www.mozilla.org/security/advisories/mfsa2022-18/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1755081
• https://www.mozilla.org/security/advisories/mfsa2022-16/