CVE-2022-22757

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CVSS 3.1

6.5 medium

EPSS

<1%p14

Published

Dec 22, 2022 (Dec 22, 2022)

Modified

Jun 17, 2026

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. *This bug only affected Firefox when WebDriver was enabled, which is not the default configuration.*. This vulnerability affects Firefox < 97.

Vendors: mozilla
Products: firefox
Weakness: CWE-346, CWE-345
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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