CVE-2015-2294

pfSense < 2.2.1 - Cross-Site Scripting via Multiple WebGUI Parameters

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2015-2294. PoCs published by High-Tech Bridge SA.

AI-analyzed exploit summary This advisory details multiple XSS and CSRF vulnerabilities in pfSense 2.2, including PoC URLs for XSS via unsanitized GET parameters and a CSRF exploit for arbitrary file deletion. The vulnerabilities allow attackers to execute arbitrary scripts or delete files with root privileges.

Description

Multiple cross-site scripting (XSS) vulnerabilities in the WebGUI in pfSense before 2.2.1 allow remote attackers to inject arbitrary web script or HTML via the (1) zone parameter to status_captiveportal.php; (2) if or (3) dragtable parameter to firewall_rules.php; (4) queue parameter in an add action to firewall_shaper.php; (5) id parameter in an edit action to services_unbound_acls.php; or (6) filterlogentries_time, (7) filterlogentries_sourceipaddress, (8) filterlogentries_sourceport, (9) filterlogentries_destinationipaddress, (10) filterlogentries_interfaces, (11) filterlogentries_destinationport, (12) filterlogentries_protocolflags, or (13) filterlogentries_qty parameter to diag_logs_filter.php.

Exploits (1)

exploitdb WRITEUP
by High-Tech Bridge SA · textwebappsphp
https://www.exploit-db.com/exploits/36506

This advisory details multiple XSS and CSRF vulnerabilities in pfSense 2.2, including PoC URLs for XSS via unsanitized GET parameters and a CSRF exploit for arbitrary file deletion. The vulnerabilities allow attackers to execute arbitrary scripts or delete files with root privileges.

Classification
Writeup 100%
Attack Type
Xss | Csrf
Complexity
Trivial
Reliability
Reliable
Target: pfSense 2.2 and prior
Auth required
Prerequisites: Logged-in administrator session · Victim interaction (clicking a crafted link)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/534987/100/0/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/73344
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/36506/

Scores

EPSS 0.2417
EPSS Percentile 97.6%

Details

CWE
CWE-79
Status published
Products (1)
netgate/pfsense < 2.2
Published Apr 01, 2015
Tracked Since Feb 18, 2026