Unrestricted file upload vulnerability in ofc_upload_image.php in Open Flash Chart v2 Beta 1 through v2 Lug Wyrm Charmer, as used in Piwik 0.2.35 through 0.4.3, Woopra Analytics Plugin before 1.4.3.2, and possibly other products, when register_globals is enabled, allows remote authenticated users to execute arbitrary code by uploading a file with an executable extension through the name parameter with the code in the HTTP_RAW_POST_DATA parameter, then accessing it via a direct request to the file in tmp-upload-images/.
Conclusion & alert: CVE-2009-4140 is rated High Exploit Risk (83.9/100): CVSS High severity, with high exploitation likelihood (EPSS 91.09%, 100th percentile). Core evidence: 8 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +4.06% over the last day, indicating growing attacker interest. 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 |
|---|---|---|---|---|
| 29210 | exploit_db | edb | 2013-10-26 | Exploit-DB ↗ |
| 29091 | exploit_db | edb | 2013-10-20 | Exploit-DB ↗ |
| 24969 | exploit_db | edb | 2013-04-22 | Exploit-DB ↗ |
| 24529 | exploit_db | edb | 2013-02-20 | Exploit-DB ↗ |
| 24492 | exploit_db | edb | 2013-02-13 | Exploit-DB ↗ |
| 10532 | exploit_db | edb | 2009-12-17 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | 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 | 2026-03-04 | 87.03% | 91.09% | +4.06% |
| 2 | 2026-03-01 | 91.09% | 87.03% | -4.06% |
| 3 | 2026-02-04 | — | 91.09% | — |
Full EPSS history (37 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] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2009-4140 unimportant priority: Debian including 1 source packages (matomo), 2 status rows across 2 suites (sid, trixie): resolved 2. | https://security-tracker.debian.org/tracker/CVE-2009-4140 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| teethgrinder.co.uk | open_flash_chart | 2.0 | cpe:2.3:a:teethgrinder.co.uk:open_flash_chart:2.0:beta_1:*:*:*:*:*:* |
| teethgrinder.co.uk | open_flash_chart | 2.0 | cpe:2.3:a:teethgrinder.co.uk:open_flash_chart:2.0:gamera:*:*:*:*:*:* |
| teethgrinder.co.uk | open_flash_chart | 2.0 | cpe:2.3:a:teethgrinder.co.uk:open_flash_chart:2.0:hyperion:*:*:*:*:*:* |
| teethgrinder.co.uk | open_flash_chart | 2.0 | cpe:2.3:a:teethgrinder.co.uk:open_flash_chart:2.0:ichor:*:*:*:*:*:* |
| teethgrinder.co.uk | open_flash_chart | 2.0 | cpe:2.3:a:teethgrinder.co.uk:open_flash_chart:2.0:j_rmungandr:*:*:*:*:*:* |
| teethgrinder.co.uk | open_flash_chart | 2.0 | cpe:2.3:a:teethgrinder.co.uk:open_flash_chart:2.0:j_rmungandr-2:*:*:*:*:*:* |
| teethgrinder.co.uk | open_flash_chart | 2.0 | cpe:2.3:a:teethgrinder.co.uk:open_flash_chart:2.0:kvasir:*:*:*:*:*:* |
| teethgrinder.co.uk | open_flash_chart | 2.0 | cpe:2.3:a:teethgrinder.co.uk:open_flash_chart:2.0:lug_wyrm_charmer:*:*:*:*:*:* |
| matomo | matomo | 0.2.37 | cpe:2.3:a:matomo:matomo:0.2.37:*:*:*:*:*:*:* |
| matomo | matomo | 0.4.2 | cpe:2.3:a:matomo:matomo:0.4.2:*:*:*:*:*:*:* |
| matomo | matomo | 0.4.3 | cpe:2.3:a:matomo:matomo:0.4.3:*:*:*:*:*:*:* |