CVE-2020-26878

Name: CVE-2020-26878
Creator: NVD / NIST
Published: 2020-10-26T20:15:14.473+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 11.45%

Last modified Jun 17, 2026

CVE-2020-26878 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Ruckus through 1.5.1.0.21 is affected by remote command injection. An authenticated user can submit a query to the API (/service/v1/createUser endpoint), injecting arbitrary commands that will be executed as root user via web.py.. EPSS estimates a 11.45% chance of exploitation in the next 30 days.

Description

Ruckus through 1.5.1.0.21 is affected by remote command injection. An authenticated user can submit a query to the API (/service/v1/createUser endpoint), injecting arbitrary commands that will be executed as root user via web.py.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

11.45%

95.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Commscope	Ruckus Vriot	<= 1.5.1.0.21

References

https://adepts.of0x.ccThird Party Advisory
https://adepts.of0x.cc/ruckus-vriot-rce/Exploit, Third Party Advisory
https://support.ruckuswireless.com/documentsVendor Advisory
https://support.ruckuswireless.com/security_bulletins/305Product, Vendor Advisory
https://twitter.com/TheXC3LLThird Party Advisory
https://x-c3ll.github.ioThird Party Advisory
https://adepts.of0x.ccThird Party Advisory
https://adepts.of0x.cc/ruckus-vriot-rce/Exploit, Third Party Advisory
https://support.ruckuswireless.com/documentsVendor Advisory
https://support.ruckuswireless.com/security_bulletins/305Product, Vendor Advisory
https://twitter.com/TheXC3LLThird Party Advisory
https://x-c3ll.github.ioThird Party Advisory

Timeline

Published: Oct 26, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-26878?

How severe is CVE-2020-26878?

CVE-2020-26878 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 11.45% probability of exploitation in the next 30 days.

How do I fix CVE-2020-26878?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-26878?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST