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Fencer Vulns
critical 10.0

CVE-2008-2638 json

Static code injection vulnerability in guestbook.php in 1Book 1.0.1 and earlier allows remote attackers to upload arbitrary PHP code via th…

published 2008-06-10 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-2633

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
1
Exploit-DB

Summary

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.

Timeline

  1. First public exploit (EDB-5736)
  2. Published

Exploit prediction

3.86% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-5736 1Book Guestbook Script 1.0.1 - Code Execution webapps, 2008-06-03

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.