CVE-2017-20028

Name: CVE-2017-20028
Creator: NVD / NIST
Published: 2022-06-09T23:15:08.467+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.75%

Last modified Jun 17, 2026

CVE-2017-20028 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in HumHub 0.20.1/1.0.0-beta.3. It has been classified as critical. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

A vulnerability was found in HumHub 0.20.1/1.0.0-beta.3. It has been classified as critical. This affects an unknown part. The manipulation leads to privilege escalation. It is possible to initiate the attack remotely. Upgrading to version 1.0.0 is able to address this issue. It is recommended to upgrade the affected component.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.75%

50.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Humhub	Humhub	0.20.1	—
Humhub	Humhub	1.0.0	Beta3

References

http://seclists.org/fulldisclosure/2017/Mar/48Mailing List, Third Party Advisory
https://vuldb.com/?id.98925Third Party Advisory
http://seclists.org/fulldisclosure/2017/Mar/48Mailing List, Third Party Advisory
https://vuldb.com/?id.98925Third Party Advisory

Timeline

Published: Jun 9, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-20028?

How severe is CVE-2017-20028?

CVE-2017-20028 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.

How do I fix CVE-2017-20028?

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-2017-20028?

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

Scan your code now

Source: NVD / NIST