Is CVE-2008-2638 being actively exploited?

CVE-2008-2638 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2008-2638?

CVE-2008-2638 has a CVSS 2.0 base score of 10.0 (HIGH).

CVE-2008-2638

HIGH · CVSS 10.0EPSS 3.9%EU EUVD

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.

Key facts

CVSS score: 10.0 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-94
EPSS score: 3.9% (90th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2008-2633)
Published: June 10, 2008
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2008-2633 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

1-script / 1-book

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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