CVE-2020-15273

Cross-Site Scripting in baserCMS

Description

baserCMS before version 4.4.1 is vulnerable to Cross-Site Scripting. The issue affects the following components: Edit feed settings, Edit widget area, Sub site new registration, New category registration. Arbitrary JavaScript may be executed by entering specific characters in the account that can access the file upload function category list, subsite setting list, widget area edit, and feed list on the management screen. The issue was introduced in version 4.0.0. It is fixed in version 4.4.1.

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.41%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory packagist.org
Affected: baserproject basercms
Published at:
Updated at:

References

Link Tags
https://github.com/baserproject/basercms/security/advisories/GHSA-wpww-4jf4-4hx8 third party advisory patch
https://packagist.org/packages/baserproject/basercms third party advisory
https://github.com/baserproject/basercms/commit/b70474ef9dcee6ad8826360884625dc7ca9041a1 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-15273?
CVE-2020-15273 has been scored as a high severity vulnerability.
How to fix CVE-2020-15273?
To fix CVE-2020-15273, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-15273 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-15273 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-15273?
CVE-2020-15273 affects baserproject basercms.
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