CVE-2022-28440

Name: CVE-2022-28440
Creator: NVD / NIST
Published: 2022-04-21T20:15:11.13+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.57%

Last modified Jun 17, 2026

CVE-2022-28440 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An arbitrary file upload vulnerability in UCMS v1.6 allows attackers to execute arbitrary code via a crafted PHP file.. EPSS estimates a 1.57% chance of exploitation in the next 30 days.

Description

An arbitrary file upload vulnerability in UCMS v1.6 allows attackers to execute arbitrary code via a crafted PHP file.

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

1.57%

72.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Ucms Project	Ucms	1.6

References

https://github.com/k0xx11/bug_report/blob/main/UCMS-1.6/UCMS-RCE1.mdExploit, Third Party Advisory
https://github.com/k0xx11/bug_report/blob/main/UCMS-1.6/UCMS-RCE1.mdExploit, Third Party Advisory

Timeline

Published: Apr 21, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-28440?

An arbitrary file upload vulnerability in UCMS v1.6 allows attackers to execute arbitrary code via a crafted PHP file.

How severe is CVE-2022-28440?

CVE-2022-28440 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.57% probability of exploitation in the next 30 days.

How do I fix CVE-2022-28440?

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-2022-28440?

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

Scan your code now

Source: NVD / NIST