What’s Vulnerable › Vulnerabilities

CVE-2015-6509

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-08-18 · updated 2026-06-17
• Weakness: CWE-79

Description

Multiple cross-site scripting (XSS) vulnerabilities in pfSense before 2.2.3 allow remote attackers to inject arbitrary web script or HTML via the (1) proxypass parameter to system_advanced_misc.php; (2) adaptiveend, (3) adaptivestart, (4) maximumstates, (5) maximumtableentries, or (6) aliasesresolveinterval parameter to system_advanced_firewall.php; (7) proxyurl, (8) proxyuser, or (9) proxyport parameter to system_advanced_misc.php; or (10) name, (11) notification_name, (12) ipaddress, (13) password, (14) smtpipaddress, (15) smtpport, (16) smtpfromaddress, (17) smtpnotifyemailaddress, (18) smtpusername, or (19) smtppassword parameter to system_advanced_notifications.php.

Affected products

• Netgate pfSense: through 2.2.2

References

• https://www.pfsense.org/security/advisories/pfSense-SA-15_06.webgui.asc
• https://www.pfsense.org/security/advisories/pfSense-SA-15_06.webgui.asc

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