CVE-2020-12438

5.4 mediumEPSS 0.6%

Medium (5.4) in php-fusion php-fusion. EPSS 0.6% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

5.4 medium

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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2020-04-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

php-fusion:php-fusion

References

https://github.com/php-fusion/PHP-Fusion/commit/c36006f900d855f1173f81cea1a774295049f4d8
https://github.com/php-fusion/PHP-Fusion/issues/2307
https://github.com/php-fusion/PHP-Fusion/commit/c36006f900d855f1173f81cea1a774295049f4d8
https://github.com/php-fusion/PHP-Fusion/issues/2307

Check your stack JSON