Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote…
Priority MEDIUM 49CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors related to the run-in Cascading Style Sheets (CSS) display property.
Why it matters now
EPSS 0.0605 93rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | up to 4.0.4 | Vulnerable | Apple |
| cpe:2.3:a:apple:safari:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Apple |
| cpe:2.3:a:apple:safari:4.0:beta:*:*:*:*:*:* | 4.0 beta | Vulnerable | Apple |
| cpe:2.3:a:apple:safari:4.0.0b:*:*:*:*:*:*:* | 4.0.0b | Vulnerable | Apple |
| cpe:2.3:a:apple:safari:4.0.1:*:*:*:*:*:*:* | 4.0.1 | Vulnerable | Apple |
| cpe:2.3:a:apple:safari:4.0.2:*:*:*:*:*:*:* | 4.0.2 | Vulnerable | Apple |
| cpe:2.3:a:apple:safari:4.0.3:*:*:*:*:*:*:* | 4.0.3 | Vulnerable | Apple |
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* Versions up to 4.0.4 Vulnerable ·Apple
- cpe:2.3:a:apple:safari:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Apple
- cpe:2.3:a:apple:safari:4.0:beta:*:*:*:*:*:* Versions 4.0 beta Vulnerable ·Apple
- cpe:2.3:a:apple:safari:4.0.0b:*:*:*:*:*:*:* Versions 4.0.0b Vulnerable ·Apple
- cpe:2.3:a:apple:safari:4.0.1:*:*:*:*:*:*:* Versions 4.0.1 Vulnerable ·Apple
- cpe:2.3:a:apple:safari:4.0.2:*:*:*:*:*:*:* Versions 4.0.2 Vulnerable ·Apple
- cpe:2.3:a:apple:safari:4.0.3:*:*:*:*:*:*:* Versions 4.0.3 Vulnerable ·Apple
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2010-0053
- 2026-10-03 Alias added: GHSA-g5j6-vhp8-xrgj
References
More Apple Safari vulnerabilities
- TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
- TI-2025-28228 Use after free in Apple Safari KEVCVSS 3.1HIGH 8.8
- TI-2025-22512 Memory corruption in Apple Safari KEVCVSS 3.1HIGH 8.8
- TI-2025-12953 Memory corruption in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2025-05957 Improper input validation in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2024-29863 Apple Safari: Processing maliciously crafted web content may lead to arbitrary code… KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2010-0053 · CVE Program
- CVE-2010-0053 · NVD
- FIRST EPSS
- GHSA-g5j6-vhp8-xrgj · GitHub Advisory Database · CC BY 4.0
- CVE-2010-0053 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences