CVE-2022-26386

Mozilla: Temporary files downloaded to /tmp and accessible by other local users

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Severity

Low

Red Hat Product Security

3.3

CVSS 3.1

Review impact separately from score.

Published · March 8, 2022

Updated · November 21, 2025

Description

The Mozilla Foundation Security Advisory describes this flaw as: Previously Thunderbird for macOS and Linux would download temporary files to a user-specific directory in /tmp, but this behavior was changed to download them to /tmp where they could be affected by other local users. This behavior was reverted to the original, user-specific directory.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 3.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CWE-281 · Improper Preservation of Permissions