CVE-2021-40541

6.1 mediumEPSS 0.6%

Medium (6.1) in php-fusion phpfusion. EPSS 0.6% chance of exploitation in the next 30 days.

PHPFusion 9.03.110 is affected by cross-site scripting (XSS) in the preg patterns filter html tag without "//" in descript() function An authenticated user can trigger XSS by appending "//" in the end of text.

Severity

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/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: 2021-10-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

php-fusion:phpfusion

References

https://github.com/PHPFusion/PHPFusion/issues/2373
https://github.com/PHPFusion/PHPFusion/issues/2373

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