Resource exhaustion in Nextcloud Calendar

CVE-2023-45150

Nextcloud calendar is a calendar app for the Nextcloud server platform. Due to missing precondition checks the server was trying to validate strings of any length as email addresses even when megabytes of data were provided, eventually mak…

Vulnerability class: DoS (Denial of Service)

EPSS: 0.004 (31.0th 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-2023-45150?
CVE-2023-45150 is a medium-severity vulnerability in Nextcloud Calendar, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2023-10-16.
How severe is CVE-2023-45150?
Medium severity. CVSS v3 base score is 4.3 out of 10.