RCE in Westboy Cicadascms

CVE-2025-3816

A vulnerability classified as critical was found in westboy CicadasCMS 2.0. This vulnerability affects unknown code of the file /system/schedule/save of the component Scheduled Task Handler. The manipulation leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.062 (93.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-3816: held from 0.060 to 0.062.

EPSS over last 30 days · oldest: 0.060 · newest: 0.062 · change: +0.002

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-3816?
CVE-2025-3816 is a medium-severity vulnerability in Westboy Cicadascms, classified under Command Injection. CVSS score: 4.7/10. Published 2025-04-19.
How severe is CVE-2025-3816?
Medium severity. CVSS v3 base score is 4.7 out of 10.