CVE-2020-18191

Name: CVE-2020-18191
Creator: NVD / NIST
Published: 2020-10-02T14:15:12.733+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 2.04%

Last modified Jun 17, 2026

CVE-2020-18191 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. GetSimpleCMS-3.3.15 is affected by directory traversal. Remote attackers are able to delete arbitrary files via /GetSimpleCMS-3.3.15/admin/log.php. EPSS estimates a 2.04% chance of exploitation in the next 30 days.

Description

GetSimpleCMS-3.3.15 is affected by directory traversal. Remote attackers are able to delete arbitrary files via /GetSimpleCMS-3.3.15/admin/log.php

Metrics

CVSS 3.1

9.1/10

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

EPSS Probability

2.04%

78.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Get-Simple	Getsimplecms	3.3.15

References

https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1303Exploit, Third Party Advisory
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1303Exploit, Third Party Advisory

Timeline

Published: Oct 2, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-18191?

GetSimpleCMS-3.3.15 is affected by directory traversal. Remote attackers are able to delete arbitrary files via /GetSimpleCMS-3.3.15/admin/log.php

How severe is CVE-2020-18191?

CVE-2020-18191 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 2.04% probability of exploitation in the next 30 days.

How do I fix CVE-2020-18191?

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-2020-18191?

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

Scan your code now

Source: NVD / NIST