CVE-2020-13760

Name: CVE-2020-13760
Creator: NVD / NIST
Published: 2020-06-02T20:15:10.713+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.68%

Last modified Jun 17, 2026

CVE-2020-13760 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In Joomla! before 3.9.19, missing token checks in com_postinstall lead to CSRF.. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

In Joomla! before 3.9.19, missing token checks in com_postinstall lead to CSRF.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.68%

47.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Joomla	Joomla\!	>= 3.7.1, < 3.9.19
Joomla	Joomla\!	3.7.0

References

https://developer.joomla.org/security-centre/817-20200605-core-csrf-in-com-postinstallVendor Advisory
https://developer.joomla.org/security-centre/817-20200605-core-csrf-in-com-postinstallVendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2020-13760?

In Joomla! before 3.9.19, missing token checks in com_postinstall lead to CSRF.

How severe is CVE-2020-13760?

CVE-2020-13760 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.

How do I fix CVE-2020-13760?

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-2020-13760?

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

Scan your code now

Source: NVD / NIST