What is CVE-2023-27886?

CVE-2023-27886 is a critical-severity vulnerability in Propump And Controls, Inc. Osprey Pump Controller, classified under OS Command Injection. CVSS score: 9.8/10. Published 2023-03-28.

How severe is CVE-2023-27886?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Propump And Controls, Inc. Osprey Pump Controller

CVE-2023-27886

Osprey Pump Controller version 1.01 is vulnerable to an unauthenticated OS command injection vulnerability. This can be exploited to inject and execute arbitrary shell commands through a HTTP POST parameter called by index.php script.

Vulnerability class: Command Injection (OS Command Injection)

Published 2023-03-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (74.8th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

Propump And Controls, Inc. Osprey Pump Controller — versions 1.01
Propumpservice Osprey Pump Controller
Propumpservice Osprey Pump Controller Firmware — versions 1.01

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

www.cisa.gov/news-events/ics-advisories/icsa-23-082-06 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2023-27886?: CVE-2023-27886 is a critical-severity vulnerability in Propump And Controls, Inc. Osprey Pump Controller, classified under OS Command Injection. CVSS score: 9.8/10. Published 2023-03-28.
How severe is CVE-2023-27886?: Critical severity. CVSS v3 base score is 9.8 out of 10.