SSRF in Nextcloud Mail

CVE-2023-45660

Nextcloud mail is an email app for the Nextcloud home server platform. In affected versions a missing check of origin, target and cookies allows for an attacker to abuse the proxy endpoint to denial of service a third server. It is recomme…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.006 (44.3th 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:N/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-45660?
CVE-2023-45660 is a medium-severity vulnerability in Nextcloud Mail, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.3/10. Published 2023-10-16.
How severe is CVE-2023-45660?
Medium severity. CVSS v3 base score is 4.3 out of 10.