Vulnerability in Mozilla Firefox

CVE-2022-38473

A cross-origin iframe referencing an XSLT document would inherit the parent domain's permissions (such as microphone or camera access). This vulnerability affects Thunderbird < 102.2, Thunderbird < 91.13, Firefox ESR < 91.13, Firefox ESR < 102.2, and Firefox < 104.

EPSS: 0.007 (48.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-38473?
CVE-2022-38473 is a high-severity vulnerability in Mozilla Firefox, classified under Improper Preservation of Permissions. CVSS score: 8.8/10. Published 2022-12-22.
How severe is CVE-2022-38473?
High severity. CVSS v3 base score is 8.8 out of 10.