Medium severity · published Jan 30, 2026
CVE-2020-36996
PHPFusion 9.03.50 - Persistent Cross-Site Scripting
6.4
CVSS
0.3%
EPSS
No
On KEV
Description
PHPFusion 9.03.50 contains a persistent cross-site scripting vulnerability in the print.php page that fails to properly sanitize user-submitted message content. Attackers can inject malicious JavaScript through forum messages that will execute when the print page is generated, allowing script execution in victim browsers.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 19% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
PHPFusion · Php-Fusion
through 9.03.50 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-36996
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-36996
www.exploit-db.com
https://www.exploit-db.com/exploits/48497
www.php-fusion.co.uk
https://www.php-fusion.co.uk/home.php
www.php-fusion.co.uk
https://www.php-fusion.co.uk/php_fusion_9_downloads.php
www.vulncheck.com
https://www.vulncheck.com/advisories/phpfusion-persistent-cross-site-scripting
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