QuickTime 7 in Apple OS X before 10.10.5 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted file, a different vulnerability than CVE-2015-3765, CVE-2015-3779, CVE-2015-3788, CVE-2015-3789, CVE-2015-3790, CVE-2015-3791, CVE-2015-3792, CVE-2015-5751, and CVE-2015-5779.
Conclusion & alert: CVE-2015-5753 is rated Moderate Risk (57.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.91%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2.02% | 2.91% | +0.89% |
| 2 | 2025-06-13 | 1.22% | 2.02% | +0.80% |
| 3 | 2025-03-30 | — | 1.22% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |