Multiple PHP remote file inclusion vulnerabilities in BigACE 2.4, when register_globals is enabled, allow remote attackers to execute arbitrary PHP code via a URL in the (1) GLOBALS[_BIGACE][DIR][addon] parameter to (a) addon/smarty/plugins/function.captcha.php and (b) system/classes/sql/AdoDBConnection.php; and the (2) GLOBALS[_BIGACE][DIR][admin] parameter to (c) item_information.php and (d) jstree.php in system/application/util/, and (e) system/admin/plugins/menu/menuTree/plugin.php, different vectors than CVE-2006-4423.
Conclusion & alert: CVE-2008-2520 is rated High Exploit Risk (71.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.50%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 5596 | exploit_db | edb | 2008-05-12 | Exploit-DB ↗ |
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 | 5.05% | 2.50% | -2.55% |
| 2 | 2026-05-11 | 4.56% | 5.05% | +0.49% |
| 3 | 2025-11-29 | — | 4.56% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |