What is CVE-2025-55055?

CVE-2025-55055 is a medium-severity vulnerability in Maxum Rumpus, classified under OS Command Injection. CVSS score: 6.8/10. Published 2025-11-17.

How severe is CVE-2025-55055?

Medium severity. CVSS v3 base score is 6.8 out of 10.

RCE in Maxum Rumpus

CVE-2025-55055

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Vulnerability class: Command Injection (OS Command Injection)

Published 2025-11-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (56.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Maxum Rumpus — versions 9.0.12
Rumpus FTP Server — versions 9.0.12

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

www.gov.il/en/departments/dynamiccollectors/cve_advisories_listing (Third Party Advisory)

Frequently asked questions

What is CVE-2025-55055?: CVE-2025-55055 is a medium-severity vulnerability in Maxum Rumpus, classified under OS Command Injection. CVSS score: 6.8/10. Published 2025-11-17.
How severe is CVE-2025-55055?: Medium severity. CVSS v3 base score is 6.8 out of 10.