Adobe Flash Player 9.x before 9.0.159.0 and 10.x before 10.0.22.87 does not properly remove references to destroyed objects during Shockwave Flash file processing, which allows remote attackers to execute arbitrary code via a crafted file, related to a "buffer overflow issue."
Conclusion & alert: CVE-2009-0520 is rated High Exploit Risk (91.5/100): CVSS Critical severity, with high exploitation likelihood (EPSS 28.48%, 98th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +6.31% 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 |
|---|---|---|---|---|
| 32811 | exploit_db | edb | 2009-02-24 | 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 | 22.17% | 28.48% | +6.31% |
| 2 | 2026-04-18 | 12.50% | 22.17% | +9.67% |
| 3 | 2025-09-21 | — | 12.50% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
normal | CVE-2009-0520: 1 GLSA(s) (200903-23), 1 atom(s) (www-plugins/adobe-flash); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2009-0520 |
redhat
|
critical | — | https://access.redhat.com/security/cve/CVE-2009-0520 |
ubuntu
|
medium | CVE-2009-0520 medium priority: Ubuntu including 2 source packages (adobe-flashplugin, flashplugin-nonfree), 14 status rows across 7 suites (dapper, gutsy, hardy, intrepid, jaunty, karmic, upstream): released 10, not-affected 2, DNE 1, ignored 1. | https://ubuntu.com/security/CVE-2009-0520 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| adobe | air | 1.5 | cpe:2.3:a:adobe:air:1.5:*:*:*:*:*:*:* |
| adobe | flash_player | <= 10.0.12.36 | cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:* |
| adobe | flash_player | 7.0 | cpe:2.3:a:adobe:flash_player:7.0:*:*:*:*:*:*:* |
| adobe | flash_player | 7.0.1 | cpe:2.3:a:adobe:flash_player:7.0.1:*:*:*:*:*:*:* |
| adobe | flash_player | 7.0.25 | cpe:2.3:a:adobe:flash_player:7.0.25:*:*:*:*:*:*:* |
| adobe | flash_player | 7.0.63 | cpe:2.3:a:adobe:flash_player:7.0.63:*:*:*:*:*:*:* |
| adobe | flash_player | 7.0.63 | cpe:2.3:a:adobe:flash_player:7.0.63:*:linux:*:*:*:*:* |
| adobe | flash_player | 7.0.69.0 | cpe:2.3:a:adobe:flash_player:7.0.69.0:*:*:*:*:*:*:* |
| adobe | flash_player | 7.0.70.0 | cpe:2.3:a:adobe:flash_player:7.0.70.0:*:*:*:*:*:*:* |
| adobe | flash_player | 7.1 | cpe:2.3:a:adobe:flash_player:7.1:*:*:*:*:*:*:* |
| adobe | flash_player | 7.1.1 | cpe:2.3:a:adobe:flash_player:7.1.1:*:*:*:*:*:*:* |
| adobe | flash_player | 7.2 | cpe:2.3:a:adobe:flash_player:7.2:*:*:*:*:*:*:* |
| adobe | flash_player | 8.0 | cpe:2.3:a:adobe:flash_player:8.0:*:*:*:*:*:*:* |
| adobe | flash_player | 8.0 | cpe:2.3:a:adobe:flash_player:8.0:*:basic:*:*:*:*:* |
| adobe | flash_player | 8.0 | cpe:2.3:a:adobe:flash_player:8.0:*:pro:*:*:*:*:* |
| adobe | flash_player | 8.0.24.0 | cpe:2.3:a:adobe:flash_player:8.0.24.0:*:*:*:*:*:*:* |
| adobe | flash_player | 8.0.34.0 | cpe:2.3:a:adobe:flash_player:8.0.34.0:*:*:*:*:*:*:* |
| adobe | flash_player | 8.0.35.0 | cpe:2.3:a:adobe:flash_player:8.0.35.0:*:*:*:*:*:*:* |
| adobe | flash_player | 8.0.39.0 | cpe:2.3:a:adobe:flash_player:8.0.39.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.16 | cpe:2.3:a:adobe:flash_player:9.0.16:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.20 | cpe:2.3:a:adobe:flash_player:9.0.20:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.20.0 | cpe:2.3:a:adobe:flash_player:9.0.20.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.28 | cpe:2.3:a:adobe:flash_player:9.0.28:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.28.0 | cpe:2.3:a:adobe:flash_player:9.0.28.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.31.0 | cpe:2.3:a:adobe:flash_player:9.0.31.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.45.0 | cpe:2.3:a:adobe:flash_player:9.0.45.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.47.0 | cpe:2.3:a:adobe:flash_player:9.0.47.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.48.0 | cpe:2.3:a:adobe:flash_player:9.0.48.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.112.0 | cpe:2.3:a:adobe:flash_player:9.0.112.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.114.0 | cpe:2.3:a:adobe:flash_player:9.0.114.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.115.0 | cpe:2.3:a:adobe:flash_player:9.0.115.0:*:*:*:*:*:*:* |
| adobe | flash_player | 9.0.124.0 | cpe:2.3:a:adobe:flash_player:9.0.124.0:*:*:*:*:*:*:* |
| adobe | flash_player | 10.0.0.584 | cpe:2.3:a:adobe:flash_player:10.0.0.584:*:*:*:*:*:*:* |
| adobe | flash_player | 10.0.12.10 | cpe:2.3:a:adobe:flash_player:10.0.12.10:*:*:*:*:*:*:* |
| adobe | flash_player | cs3 | cpe:2.3:a:adobe:flash_player:cs3:*:pro:*:*:*:*:* |
| adobe | flash_player | cs4 | cpe:2.3:a:adobe:flash_player:cs4:*:pro:*:*:*:*:* |
| adobe | flash_player_for_linux | <= 10.0.15.3 | cpe:2.3:a:adobe:flash_player_for_linux:*:*:*:*:*:*:*:* |
| adobe | flex | 3.0 | cpe:2.3:a:adobe:flex:3.0:*:*:*:*:*:*:* |