CVE-2008-2638

1-script 1-book < 1.0.1 - Remote Code Execution via Guestbook Message Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-2638. PoCs published by JIKO.

AI-analyzed exploit summary This exploit leverages a PHP deserialization vulnerability in 1Book Guestbook Script to achieve remote code execution by injecting malicious serialized data into the guestbook entries, allowing an attacker to include arbitrary PHP files via a crafted request.

Description

Static code injection vulnerability in guestbook.php in 1Book 1.0.1 and earlier allows remote attackers to upload arbitrary PHP code via the message parameter in an HTML webform, which is written to data.php.

Exploits (1)

exploitdb WORKING POC VERIFIED
by JIKO · textwebappsphp
https://www.exploit-db.com/exploits/5736

This exploit leverages a PHP deserialization vulnerability in 1Book Guestbook Script to achieve remote code execution by injecting malicious serialized data into the guestbook entries, allowing an attacker to include arbitrary PHP files via a crafted request.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: 1Book Guestbook Script
No auth needed
Prerequisites: Access to the guestbook submission form · Ability to send crafted POST requests
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/5736
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/30146
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/42854
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2008/1735/references
Various Sources x_refsource_confirm
http://1scripts.net/php-scripts/index.php?p=16

Scores

EPSS 0.0386
EPSS Percentile 88.8%

Details

CWE
CWE-94
Status published
Products (1)
1-script/1-book < 1.0.1
Published Jun 10, 2008
Tracked Since Feb 18, 2026