CVE-2003-1191

e107 0.554 and 0.603 - Denial of Service via HTML in Chatbox Name Field

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2003-1191. PoCs published by Blademaster.

AI-analyzed exploit summary This is a writeup describing a DoS vulnerability in E107's Chatbox.php script, where injecting HTML or script code into the 'Name:' field can cause instability or crashes. The provided payload is a simple JavaScript alert, demonstrating the issue.

Description

chatbox.php in e107 0.554 and 0.603 allows remote attackers to cause a denial of service (pages fail to load) via HTML in the Name field, which prevents the main.php form from being loaded.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Blademaster · textdosphp
https://www.exploit-db.com/exploits/23311

This is a writeup describing a DoS vulnerability in E107's Chatbox.php script, where injecting HTML or script code into the 'Name:' field can cause instability or crashes. The provided payload is a simple JavaScript alert, demonstrating the issue.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Theoretical
Target: E107 versions 0.545 and 0.603
No auth needed
Prerequisites: Access to the Chatbox.php script
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Exploit, Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/8930
Exploit mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2003-10/0313.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/13553
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/10115
Exploit, Vendor Advisory vdb-entry x_refsource_osvdb
http://www.osvdb.org/2753

Scores

EPSS 0.0787
EPSS Percentile 94.1%

Details

Status published
Products (2)
e107/e107 0.545
e107/e107 0.603
Published Oct 29, 2003
Tracked Since Feb 18, 2026