CVE-2020-11579

Name: CVE-2020-11579
Creator: NVD / NIST
Published: 2020-09-03T18:15:12.707+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 26.46%

Last modified Jun 17, 2026

CVE-2020-11579 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in Chadha PHPKB 9.0 Enterprise Edition. installer/test-connection.php (part of the installation process) allows a remote unauthenticated attacker to disclose local files on hosts running PHP before 7.2.16, or on hosts where the MySQL ALLOW LOCAL DATA INFILE option is enabled.. EPSS estimates a 26.46% chance of exploitation in the next 30 days.

Description

An issue was discovered in Chadha PHPKB 9.0 Enterprise Edition. installer/test-connection.php (part of the installation process) allows a remote unauthenticated attacker to disclose local files on hosts running PHP before 7.2.16, or on hosts where the MySQL ALLOW LOCAL DATA INFILE option is enabled.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

26.46%

97.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-306

Affected Software

Vendor	Product	Versions
Chadhaajay	Phpkb	9.0

References

https://github.com/ShielderSec/CVE-2020-11579Exploit, Third Party Advisory
https://shielder.it/Third Party Advisory
https://www.phpkb.comProduct
https://www.shielder.it/blog/mysql-and-cve-2020-11579-exploitation/Exploit, Third Party Advisory
https://github.com/ShielderSec/CVE-2020-11579Exploit, Third Party Advisory
https://shielder.it/Third Party Advisory
https://www.phpkb.comProduct
https://www.shielder.it/blog/mysql-and-cve-2020-11579-exploitation/Exploit, Third Party Advisory

Timeline

Published: Sep 3, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-11579?

How severe is CVE-2020-11579?

CVE-2020-11579 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 26.46% probability of exploitation in the next 30 days.

How do I fix CVE-2020-11579?

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-2020-11579?

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

Scan your code now

Source: NVD / NIST