CVE-2022-29916

UNKNOWN

Published 2022-12-22T00:00:00.000Z

Actions:

CVSS Score

V3.1

6.5

/10

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

Base Score Metrics

Exploitability: N/A Impact: N/A

EPSS Score

v2023.03.01

0.001

probability

of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-01-25

Exploit Probability

Percentile: 0.506

Higher than 50.6% of all CVEs

Attack Vector Metrics

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Impact Metrics

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Description

Firefox behaved slightly differently for already known resources when loading CSS resources involving CSS variables. This could have been used to probe the browser history. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.