CVE-2020-12438

Public Exploit

Description

An XSS vulnerability exists in the banners.php page of PHP-Fusion 9.03.50. This can be exploited because the only security measure used against XSS is the stripping of SCRIPT tags. A malicious actor can use HTML event handlers to run JavaScript instead of using SCRIPT tags.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.21%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/php-fusion/PHP-Fusion/commit/c36006f900d855f1173f81cea1a774295049f4d8 third party advisory patch
https://github.com/php-fusion/PHP-Fusion/issues/2307 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-12438?
CVE-2020-12438 has been scored as a medium severity vulnerability.
How to fix CVE-2020-12438?
To fix CVE-2020-12438, 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-2020-12438 being actively exploited in the wild?
It is possible that CVE-2020-12438 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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