CVE-2007-0399

Simple Machines Forum 1.1 RC3 - Authenticated Cross-Site Scripting via PM Recipient or BCC Field

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-0399. PoCs published by Aria-Security Team.

AI-analyzed exploit summary The provided text describes an HTML-injection vulnerability in SMF (Simple Machines Forum) due to insufficient input sanitization. It allows attacker-supplied HTML/script code execution in the context of the affected site, requiring valid account credentials to exploit.

Description

Multiple cross-site scripting (XSS) vulnerabilities in index.php in Simple Machines Forum (SMF) 1.1 RC3 allow remote authenticated users to inject arbitrary web script or HTML via the (1) recipient or (2) BCC field when selecting send in a pm action.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Aria-Security Team · textwebappsphp
https://www.exploit-db.com/exploits/29499

The provided text describes an HTML-injection vulnerability in SMF (Simple Machines Forum) due to insufficient input sanitization. It allows attacker-supplied HTML/script code execution in the context of the affected site, requiring valid account credentials to exploit.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Simple Machines Forum (SMF)
Auth required
Prerequisites: Valid user account credentials
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (10)

Core 10
Core References
Various Sources x_refsource_misc
http://aria-security.com/forum/showthread.php?p=128
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/457627/100/0/threaded
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/457761/100/200/threaded
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/458194/100/100/threaded
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/458904/100/0/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/31612
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/22143
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/2169
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/32606
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/457508/100/0/threaded

Scores

EPSS 0.0205
EPSS Percentile 78.7%

Details

Status published
Products (1)
simple_machines/simple_machines_forum 1.1_rc3
Published Jan 22, 2007
Tracked Since Feb 18, 2026