CVE-2007-1623

Multiple cross-site scripting (XSS) vulnerabilities in realGuestbook 5.01, when register_globals is enabled, allow remote attackers to inject arbitrary web script or HTML via the (1) bg_color_1, (2) fs_menu, (3) fc_menu, (4) ff_menu, (5) bg_color_2, (6) fs_normal, (7) fc_normal, and (8) ff_normal parameters to welcome_admin.php; and possibly unspecified other parameters and files. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

Published: 2007-03-23 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2007-1623 is rated Low Risk (35.4/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.29%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2007-1623

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-11-09 0.22% 0.29% +0.06%
2 2025-03-30 0.27% 0.22% -0.04%
3 2025-03-29 0.27%

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-1623

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
8.6 2.9 [email protected]

Weakness enumeration for CVE-2007-1623

Affected software / configurations for CVE-2007-1623

Vendor Product Version Raw CPE
realguestbook realguestbook 5.01 cpe:2.3:a:realguestbook:realguestbook:5.01:*:*:*:*:*:*:*

References for CVE-2007-1623

cvelogic Threat Intelligence