Information disclosure in Nextcloud Mail
CVE-2021-32707
Nextcloud Mail is a mail app for Nextcloud. In versions prior to 1.9.6, the Nextcloud Mail application does not, by default, render images in emails to not leak the read state. The privacy filter failed to filter images with a `background-…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.011 (62.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Nextcloud Mail
- Nextcloud Security-advisories — versions < 1.9.6
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-32707?
- CVE-2021-32707 is a medium-severity vulnerability in Nextcloud Mail, classified under Improper Input Validation. CVSS score: 4.3/10. Published 2021-07-12.
- How severe is CVE-2021-32707?
- Medium severity. CVSS v3 base score is 4.3 out of 10.