CVE-2009-4186
Stack consumption vulnerability in Apple Safari 4.0.3 on Windows allows remote attackers to cause...
Stack consumption vulnerability in Apple Safari 4.0.3 on Windows allows remote attackers to cause a denial of service (application crash) via a long URI value (aka url) in the Cascading Style Sheets (CSS) background property.
Exploit likelihood
What each source reports
NVD Score used
9.3
Stack consumption vulnerability in Apple Safari 4.0.3 on Windows allows remote attackers to cause a denial of service (application crash) via a long URI value (aka url) in the Cascading Style Sheets (CSS) background property.
- Record
CVE-2009-4186- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Stack consumption vulnerability in Apple Safari 4.0.3 on Windows allows remote attackers to cause a denial of service (application crash) via a long URI value (aka url) in the Cascading Style Sheets (CSS) background property.
- Record
CVE-2009-4186- Updated
- 2026-11-02
EUVDEUVD-2009-4156 No score
Stack consumption vulnerability in Apple Safari 4.0.3 on Windows allows remote attackers to cause a denial of service (application crash) via a long URI value (aka url) in the Cascading Style Sheets (CSS) background property.
- Record
EUVD-2009-4156- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2p64-hc8v-gh2f No score
Stack consumption vulnerability in Apple Safari 4.0.3 on Windows allows remote attackers to cause...
Stack consumption vulnerability in Apple Safari 4.0.3 on Windows allows remote attackers to cause a denial of service (application crash) via a long URI value (aka url) in the Cascading Style Sheets (CSS) background property.
- Record
GHSA-2p64-hc8v-gh2f- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Apple Safari 4.0.3 (Windows x86) - 'CSS' Remote Denial of Service (1) | 2009-11-16 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-4186 is a high vulnerability (CVSS 9.3) in Apple Safari, published December 3, 2009. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 6.53%, the 93rd percentile. No source names a fixed version.