CVE-2021-39220

Published Oct 25, 2021

Last updated 5 months ago

Overview

Description
Nextcloud is an open-source, self-hosted productivity platform The Nextcloud Mail application prior to versions 1.10.4 and 1.11.0 does by default not render images in emails to not leak the read state or user IP. The privacy filter failed to filter images with a relative protocol. It is recommended that the Nextcloud Mail application is upgraded to 1.10.4 or 1.11.0. There are no known workarounds aside from upgrading.
Source
security-advisories@github.com
NVD status
Modified

Risk scores

CVSS 3.1

Type
Secondary
Base score
3.5
Impact score
1.4
Exploitability score
2.1
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Severity
LOW

CVSS 2.0

Type
Primary
Base score
3.5
Impact score
2.9
Exploitability score
6.8
Vector string
AV:N/AC:M/Au:S/C:P/I:N/A:N

Weaknesses

security-advisories@github.com
CWE-20
nvd@nist.gov
CWE-20

Social media

Hype score
Not currently trending

Configurations