CVE-2020-24139

Name: CVE-2020-24139
Creator: NVD / NIST
Published: 2021-04-07T16:15:13.103+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.3/10EPSS 1.05%

Last modified Jun 17, 2026

CVE-2020-24139 is a high-severity vulnerability rated 8.3/10 on the CVSS scale. Server-side request forgery in Wcms 0.3.2 lets an attacker send crafted requests from the back-end server of a vulnerable web application via the path parameter to wex/cssjs.php. It can help identify open ports, local network hosts and execute command on local services.. EPSS estimates a 1.05% chance of exploitation in the next 30 days.

Description

Server-side request forgery in Wcms 0.3.2 lets an attacker send crafted requests from the back-end server of a vulnerable web application via the path parameter to wex/cssjs.php. It can help identify open ports, local network hosts and execute command on local services.

Metrics

CVSS 3.1

8.3/10

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

EPSS Probability

1.05%

59.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-918

Affected Software

Vendor	Product	Versions
Wcms	Wcms	0.3.2

References

https://github.com/secwx/research/blob/main/cve/CVE-2020-24139.mdThird Party Advisory
https://github.com/vedees/wcms/issues/8Exploit, Technical Description
https://github.com/secwx/research/blob/main/cve/CVE-2020-24139.mdThird Party Advisory
https://github.com/vedees/wcms/issues/8Exploit, Technical Description

Timeline

Published: Apr 7, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24139?

How severe is CVE-2020-24139?

CVE-2020-24139 has a CVSS score of 8.3/10 (HIGH severity). The EPSS model estimates a 1.05% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24139?

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-2020-24139?

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

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Source: NVD / NIST