VULNERABILITY INTELLIGENCE

CVE-2022-22757

CVSS score6.5 MEDIUM

EPSS probability0.25%

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:N/I:H/A:N

Description

Remote Agent, used in WebDriver, did not validate the Host or Origin headers. This could have allowed websites to connect back locally to the user's browser to control it. <br>*This bug only affected Firefox when WebDriver was enabled, which is not the default configuration.*. This vulnerability affects Firefox < 97.

Weakness classification

nvd@nist.gov: CWE-346
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-345

Primary references

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