RCE in Webedition Cms

CVE-2023-53883

Webedition CMS v2.9.8.8 contains a remote code execution vulnerability that allows authenticated attackers to inject system commands through PHP page creation. Attackers can create a new PHP page with malicious system commands in the description field to execute arbitrary commands on the server.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.009 (55.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-53883?
CVE-2023-53883 is a high-severity vulnerability in Webedition Cms, classified under Code Injection. CVSS score: 7.2/10. Published 2025-12-15.
How severe is CVE-2023-53883?
High severity. CVSS v3 base score is 7.2 out of 10.