VULNERABILITY INTELLIGENCE

CVE-2022-45403

CVSS score6.5 MEDIUM

EPSS probability0.74%

CISA KEVNot currently listed

Published2022-12-22

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Description

Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a media file. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

Weakness classification

nvd@nist.gov: CWE-203
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-203

Primary references

security@mozilla.org — Issue Tracking, Permissions Required
security@mozilla.org — Vendor Advisory
security@mozilla.org — Vendor Advisory
security@mozilla.org — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Permissions Required
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory