Cross-site scripting (XSS) vulnerability in ips_kernel/class_ajax.php in Invision Power Board (IPB or IP.Board) 2.3.1 up to 20070912 allows remote attackers to inject arbitrary web script or HTML into user profile fields via unspecified vectors related to character sets other than iso-8859-1 or utf-8.
Conclusion & alert: CVE-2007-4912 is rated Low Risk (39.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.06%). 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.
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 | 2026-06-15 | 0.28% | 1.06% | +0.78% |
| 2 | 2025-03-30 | 0.25% | 0.28% | +0.03% |
| 3 | 2025-03-29 | — | 0.25% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| invision_power_services | invision_power_board | 2.1.5_2006-03-08 | cpe:2.3:a:invision_power_services:invision_power_board:2.1.5_2006-03-08:*:*:*:*:*:*:* |
| invision_power_services | invision_power_board | 2.1.5_2006-04-25 | cpe:2.3:a:invision_power_services:invision_power_board:2.1.5_2006-04-25:*:*:*:*:*:*:* |
| invision_power_services | invision_power_board | 2.1.6 | cpe:2.3:a:invision_power_services:invision_power_board:2.1.6:*:*:*:*:*:*:* |
| invision_power_services | invision_power_board | 2.2 | cpe:2.3:a:invision_power_services:invision_power_board:2.2:*:*:*:*:*:*:* |
| invision_power_services | invision_power_board | 2.2.1 | cpe:2.3:a:invision_power_services:invision_power_board:2.2.1:*:*:*:*:*:*:* |
| invision_power_services | invision_power_board | 2.2.2 | cpe:2.3:a:invision_power_services:invision_power_board:2.2.2:*:*:*:*:*:*:* |