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CVE-2022-29909

Date: December 21, 2022

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.

Language: C++

Severity Score

Related Resources (10)

https://security.alpinelinux.org/vuln/CVE-2022-29909
https://security-tracker.debian.org/tracker/CVE-2022-29909
https://access.redhat.com/security/cve/CVE-2022-29909
https://www.mozilla.org/security/advisories/mfsa2022-18/
https://www.mozilla.org/security/advisories/mfsa2022-17/
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-29909
https://www.mozilla.org/security/advisories/mfsa2022-16/
https://nvd.nist.gov/vuln/detail/CVE-2022-29909
https://bugzilla.mozilla.org/show_bug.cgi?id=1755081
https://www.mend.io/vulnerability-database/CVE-2022-29909

Severity Score

Weakness Type (CWE)

Incorrect Default Permissions

CWE-276

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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